1372328726 has 32 divisors (see below), whose sum is σ = 2114380800. Its totient is φ = 667892736.

The previous prime is 1372328693. The next prime is 1372328729. The reversal of 1372328726 is 6278232731.

It is a super-2 number, since 2×1372328726² = 3766572264409566152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372328729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3932000 + ... + 3932348.

It is an arithmetic number, because the mean of its divisors is an integer number (66074400).

Almost surely, 2^1372328726 is an apocalyptic number.

1372328726 is a deficient number, since it is larger than the sum of its proper divisors (742052074).

1372328726 is a wasteful number, since it uses less digits than its factorization.

1372328726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728.

The product of its digits is 169344, while the sum is 41.

The square root of 1372328726 is about 37044.9554730465. The cubic root of 1372328726 is about 1111.2694741887.

The spelling of 1372328726 in words is "one billion, three hundred seventy-two million, three hundred twenty-eight thousand, seven hundred twenty-six".