1325928 has 32 divisors (see below), whose sum is σ = 3353760. Its totient is φ = 436800.

The previous prime is 1325923. The next prime is 1325939. The reversal of 1325928 is 8295231.

It is a happy number.

It is a super-2 number, since 2×1325928² = 3516170122368, which contains 22 as substring.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1325895 and 1325904.

It is not an unprimeable number, because it can be changed into a prime (1325923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2151 + ... + 2697.

It is an arithmetic number, because the mean of its divisors is an integer number (104805).

2^1325928 is an apocalyptic number.

It is an amenable number.

1325928 is an abundant number, since it is smaller than the sum of its proper divisors (2027832).

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

1325928 is a wasteful number, since it uses less digits than its factorization.

1325928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657 (or 653 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 1325928 is about 1151.4894702080. The cubic root of 1325928 is about 109.8600976241.

The spelling of 1325928 in words is "one million, three hundred twenty-five thousand, nine hundred twenty-eight".