64209932 has 6 divisors (see below), whose sum is σ = 112367388. Its totient is φ = 32104964.

The previous prime is 64209913. The next prime is 64209941. The reversal of 64209932 is 23990246.

It is a junction number, because it is equal to n+sod(n) for n = 64209892 and 64209901.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8026238 + ... + 8026245.

It is an arithmetic number, because the mean of its divisors is an integer number (18727898).

Almost surely, 2^64209932 is an apocalyptic number.

It is an amenable number.

64209932 is a deficient number, since it is larger than the sum of its proper divisors (48157456).

64209932 is a wasteful number, since it uses less digits than its factorization.

64209932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16052487 (or 16052485 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 64209932 is about 8013.1100079807. The cubic root of 64209932 is about 400.4368809971.

The spelling of 64209932 in words is "sixty-four million, two hundred nine thousand, nine hundred thirty-two".