64354516 has 6 divisors (see below), whose sum is σ = 112620410. Its totient is φ = 32177256.

The previous prime is 64354513. The next prime is 64354523. The reversal of 64354516 is 61545346.

It can be written as a sum of positive squares in only one way, i.e., 48720400 + 15634116 = 6980^2 + 3954^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64354513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8044311 + ... + 8044318.

Almost surely, 2^64354516 is an apocalyptic number.

It is an amenable number.

64354516 is a deficient number, since it is larger than the sum of its proper divisors (48265894).

64354516 is a wasteful number, since it uses less digits than its factorization.

64354516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16088633 (or 16088631 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 64354516 is about 8022.1266507080. The cubic root of 64354516 is about 400.7372154487.

The spelling of 64354516 in words is "sixty-four million, three hundred fifty-four thousand, five hundred sixteen".