1374772992 has 72 divisors (see below), whose sum is σ = 3667843536. Its totient is φ = 457138176.

The previous prime is 1374772981. The next prime is 1374773021. The reversal of 1374772992 is 2992774731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349018 + ... + 352934.

Almost surely, 2^1374772992 is an apocalyptic number.

1374772992 is a gapful number since it is divisible by the number (12) 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 1374772992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1833921768).

1374772992 is an abundant number, since it is smaller than the sum of its proper divisors (2293070544).

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

1374772992 is an equidigital number, since it uses as much as digits as its factorization.

1374772992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4393 (or 4379 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 51.

The square root of 1374772992 is about 37077.9313338811. The cubic root of 1374772992 is about 1111.9288466109.

The spelling of 1374772992 in words is "one billion, three hundred seventy-four million, seven hundred seventy-two thousand, nine hundred ninety-two".