64616934 has 16 divisors (see below), whose sum is σ = 131353200. Its totient is φ = 21185760.

The previous prime is 64616933. The next prime is 64616941. The reversal of 64616934 is 43961646.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 64616892 and 64616901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64616933) 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, 87909 + ... + 88640.

It is an arithmetic number, because the mean of its divisors is an integer number (8209575).

Almost surely, 2^64616934 is an apocalyptic number.

64616934 is an abundant number, since it is smaller than the sum of its proper divisors (66736266).

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

64616934 is a wasteful number, since it uses less digits than its factorization.

64616934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176615.

The product of its digits is 93312, while the sum is 39.

The square root of 64616934 is about 8038.4658984162. The cubic root of 64616934 is about 401.2811712859.

The spelling of 64616934 in words is "sixty-four million, six hundred sixteen thousand, nine hundred thirty-four".