64934650 has 36 divisors (see below), whose sum is σ = 132768846. Its totient is φ = 23610400.

The previous prime is 64934621. The next prime is 64934663. The reversal of 64934650 is 5643946.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 32592681 + 32341969 = 5709^2 + 5687^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 684 + ... + 11416.

Almost surely, 2^64934650 is an apocalyptic number.

64934650 is an abundant number, since it is smaller than the sum of its proper divisors (67834196).

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

64934650 is a wasteful number, since it uses less digits than its factorization.

64934650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10767 (or 10751 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 64934650 is about 8058.2038941690. The cubic root of 64934650 is about 401.9377848158.

The spelling of 64934650 in words is "sixty-four million, nine hundred thirty-four thousand, six hundred fifty".