64368494 has 8 divisors (see below), whose sum is σ = 102232368. Its totient is φ = 30291040.

The previous prime is 64368457. The next prime is 64368539. The reversal of 64368494 is 49486346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946562 + ... + 946629.

It is an arithmetic number, because the mean of its divisors is an integer number (12779046).

Almost surely, 2^64368494 is an apocalyptic number.

64368494 is a deficient number, since it is larger than the sum of its proper divisors (37863874).

64368494 is a wasteful number, since it uses less digits than its factorization.

64368494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893210.

The product of its digits is 497664, while the sum is 44.

The square root of 64368494 is about 8022.9978187707. The cubic root of 64368494 is about 400.7662271361.

The spelling of 64368494 in words is "sixty-four million, three hundred sixty-eight thousand, four hundred ninety-four".