1372705734 has 32 divisors (see below), whose sum is σ = 2873905920. Its totient is φ = 436279712.

The previous prime is 1372705721. The next prime is 1372705739. The reversal of 1372705734 is 4375072731.

It is a junction number, because it is equal to n+sod(n) for n = 1372705692 and 1372705701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372705739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28057 + ... + 59435.

It is an arithmetic number, because the mean of its divisors is an integer number (89809560).

Almost surely, 2^1372705734 is an apocalyptic number.

1372705734 is an abundant number, since it is smaller than the sum of its proper divisors (1501200186).

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

1372705734 is a wasteful number, since it uses less digits than its factorization.

1372705734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31724.

The product of its (nonzero) digits is 123480, while the sum is 39.

The square root of 1372705734 is about 37050.0436436990. The cubic root of 1372705734 is about 1111.3712280213.

The spelling of 1372705734 in words is "one billion, three hundred seventy-two million, seven hundred five thousand, seven hundred thirty-four".