1396548928 has 28 divisors (see below), whose sum is σ = 2773128820. Its totient is φ = 697807872.

The previous prime is 1396548919. The next prime is 1396548941. The reversal of 1396548928 is 8298456931.

It can be written as a sum of positive squares in 2 ways, for example, as 725117184 + 671431744 = 26928^2 + 25912^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101908 + ... + 114796.

It is an arithmetic number, because the mean of its divisors is an integer number (99040315).

Almost surely, 2^1396548928 is an apocalyptic number.

It is an amenable number.

1396548928 is a deficient number, since it is larger than the sum of its proper divisors (1376579892).

1396548928 is a wasteful number, since it uses less digits than its factorization.

1396548928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14594 (or 14584 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 55.

The square root of 1396548928 is about 37370.4285230983. The cubic root of 1396548928 is about 1117.7689771549.

The spelling of 1396548928 in words is "one billion, three hundred ninety-six million, five hundred forty-eight thousand, nine hundred twenty-eight".