64706492 has 6 divisors (see below), whose sum is σ = 113236368. Its totient is φ = 32353244.

The previous prime is 64706491. The next prime is 64706497. The reversal of 64706492 is 29460746.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64706491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8088308 + ... + 8088315.

It is an arithmetic number, because the mean of its divisors is an integer number (18872728).

Almost surely, 2^64706492 is an apocalyptic number.

It is an amenable number.

64706492 is a deficient number, since it is larger than the sum of its proper divisors (48529876).

64706492 is a wasteful number, since it uses less digits than its factorization.

64706492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16176627 (or 16176625 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 64706492 is about 8044.0345598462. The cubic root of 64706492 is about 401.4664753879.

The spelling of 64706492 in words is "sixty-four million, seven hundred six thousand, four hundred ninety-two".