1373424920 has 192 divisors, whose sum is σ = 3781015200. Its totient is φ = 447068160.

The previous prime is 1373424919. The next prime is 1373424931. The reversal of 1373424920 is 294243731.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4149155 + ... + 4149485.

Almost surely, 2^1373424920 is an apocalyptic number.

1373424920 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 1373424920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1890507600).

1373424920 is an abundant number, since it is smaller than the sum of its proper divisors (2407590280).

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

1373424920 is a wasteful number, since it uses less digits than its factorization.

1373424920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 1373424920 is about 37059.7479753978. The cubic root of 1373424920 is about 1111.5652834702.

The spelling of 1373424920 in words is "one billion, three hundred seventy-three million, four hundred twenty-four thousand, nine hundred twenty".