64492694 has 16 divisors (see below), whose sum is σ = 114372000. Its totient is φ = 26686464.

The previous prime is 64492691. The next prime is 64492721. The reversal of 64492694 is 49629446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64492691) 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, 79019 + ... + 79830.

It is an arithmetic number, because the mean of its divisors is an integer number (7148250).

Almost surely, 2^64492694 is an apocalyptic number.

64492694 is a deficient number, since it is larger than the sum of its proper divisors (49879306).

64492694 is a wasteful number, since it uses less digits than its factorization.

64492694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158887.

The product of its digits is 373248, while the sum is 44.

The square root of 64492694 is about 8030.7343375310. The cubic root of 64492694 is about 401.0238230634.

The spelling of 64492694 in words is "sixty-four million, four hundred ninety-two thousand, six hundred ninety-four".