32900428 has 12 divisors (see below), whose sum is σ = 62809992. Its totient is φ = 14954720.

The previous prime is 32900401. The next prime is 32900429. The reversal of 32900428 is 82400923.

It is a junction number, because it is equal to n+sod(n) for n = 32900396 and 32900405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32900429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373825 + ... + 373912.

It is an arithmetic number, because the mean of its divisors is an integer number (5234166).

Almost surely, 2^32900428 is an apocalyptic number.

It is an amenable number.

32900428 is a deficient number, since it is larger than the sum of its proper divisors (29909564).

32900428 is a wasteful number, since it uses less digits than its factorization.

32900428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747752 (or 747750 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 32900428 is about 5735.8894689490. The cubic root of 32900428 is about 320.4305013089.

The spelling of 32900428 in words is "thirty-two million, nine hundred thousand, four hundred twenty-eight".