32725930 has 16 divisors (see below), whose sum is σ = 59430024. Its totient is φ = 12974080.

The previous prime is 32725921. The next prime is 32725933. The reversal of 32725930 is 3952723.

It can be written as a sum of positive squares in 4 ways, for example, as 24790441 + 7935489 = 4979^2 + 2817^2 .

It is a super-3 number, since 3×32725930³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32725892 and 32725901.

It is not an unprimeable number, because it can be changed into a prime (32725933) 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, 13351 + ... + 15610.

Almost surely, 2^32725930 is an apocalyptic number.

32725930 is a deficient number, since it is larger than the sum of its proper divisors (26704094).

32725930 is a wasteful number, since it uses less digits than its factorization.

32725930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29081.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 32725930 is about 5720.6581789161. The cubic root of 32725930 is about 319.8629947362.

The spelling of 32725930 in words is "thirty-two million, seven hundred twenty-five thousand, nine hundred thirty".