64601224 has 64 divisors (see below), whose sum is σ = 133358400. Its totient is φ = 29220864.

The previous prime is 64601219. The next prime is 64601263. The reversal of 64601224 is 42210646.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 665944 + ... + 666040.

It is an arithmetic number, because the mean of its divisors is an integer number (2083725).

Almost surely, 2^64601224 is an apocalyptic number.

It is an amenable number.

64601224 is an abundant number, since it is smaller than the sum of its proper divisors (68757176).

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

64601224 is a wasteful number, since it uses less digits than its factorization.

64601224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 64601224 is about 8037.4886625114. The cubic root of 64601224 is about 401.2486481387.

The spelling of 64601224 in words is "sixty-four million, six hundred one thousand, two hundred twenty-four".