1374328620 has 240 divisors, whose sum is σ = 5217791040. Its totient is φ = 295612416.

The previous prime is 1374328619. The next prime is 1374328621. The reversal of 1374328620 is 268234731.

It is a happy number.

1374328620 is a `hidden beast` number, since 1 + 3 + 7 + 4 + 3 + 28 + 620 = 666.

It is an interprime number because it is at equal distance from previous prime (1374328619) and next prime (1374328621).

It is a super-2 number, since 2×1374328620² = 3777558311502208800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1374328621) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 189216 + ... + 196344.

It is an arithmetic number, because the mean of its divisors is an integer number (21740796).

Almost surely, 2^1374328620 is an apocalyptic number.

1374328620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1374328620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2608895520).

1374328620 is an abundant number, since it is smaller than the sum of its proper divisors (3843462420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1374328620 is a wasteful number, since it uses less digits than its factorization.

1374328620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7174 (or 7163 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 1374328620 is about 37071.9384440577. The cubic root of 1374328620 is about 1111.8090296677.

The spelling of 1374328620 in words is "one billion, three hundred seventy-four million, three hundred twenty-eight thousand, six hundred twenty".