64529030 has 16 divisors (see below), whose sum is σ = 121202784. Its totient is φ = 24689280.

The previous prime is 64529029. The next prime is 64529051. The reversal of 64529030 is 3092546.

It is a junction number, because it is equal to n+sod(n) for n = 64528984 and 64529002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140051 + ... + 140510.

It is an arithmetic number, because the mean of its divisors is an integer number (7575174).

Almost surely, 2^64529030 is an apocalyptic number.

64529030 is a deficient number, since it is larger than the sum of its proper divisors (56673754).

64529030 is a wasteful number, since it uses less digits than its factorization.

64529030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280591.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 64529030 is about 8032.9963276476. The cubic root of 64529030 is about 401.0991228892.

The spelling of 64529030 in words is "sixty-four million, five hundred twenty-nine thousand, thirty".