7374287340 has 360 divisors, whose sum is σ = 26500507488. Its totient is φ = 1659571200.

The previous prime is 7374287317. The next prime is 7374287383. The reversal of 7374287340 is 437824737.

It is a super-2 number, since 2×7374287340² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 48836265 + ... + 48836415.

Almost surely, 2^7374287340 is an apocalyptic number.

7374287340 is a gapful number since it is divisible by the number (70) 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 7374287340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13250253744).

7374287340 is an abundant number, since it is smaller than the sum of its proper divisors (19126220148).

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

7374287340 is a wasteful number, since it uses less digits than its factorization.

7374287340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The square root of 7374287340 is about 85873.6708194077. The cubic root of 7374287340 is about 1946.4355080000.

The spelling of 7374287340 in words is "seven billion, three hundred seventy-four million, two hundred eighty-seven thousand, three hundred forty".