64324994 has 8 divisors (see below), whose sum is σ = 101565840. Its totient is φ = 30469716.

The previous prime is 64324993. The next prime is 64325003. The reversal of 64324994 is 49942346.

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

It is not an unprimeable number, because it can be changed into a prime (64324993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846344 + ... + 846419.

It is an arithmetic number, because the mean of its divisors is an integer number (12695730).

Almost surely, 2^64324994 is an apocalyptic number.

64324994 is a deficient number, since it is larger than the sum of its proper divisors (37240846).

64324994 is a wasteful number, since it uses less digits than its factorization.

64324994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692784.

The product of its digits is 186624, while the sum is 41.

The square root of 64324994 is about 8020.2864038636. The cubic root of 64324994 is about 400.6759279933.

The spelling of 64324994 in words is "sixty-four million, three hundred twenty-four thousand, nine hundred ninety-four".