64826994 has 16 divisors (see below), whose sum is σ = 130135680. Its totient is φ = 21528720.

The previous prime is 64826969. The next prime is 64827011. The reversal of 64826994 is 49962846.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18309 + ... + 21560.

It is an arithmetic number, because the mean of its divisors is an integer number (8133480).

Almost surely, 2^64826994 is an apocalyptic number.

64826994 is an abundant number, since it is smaller than the sum of its proper divisors (65308686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64826994 is a wasteful number, since it uses less digits than its factorization.

64826994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40145.

The product of its digits is 746496, while the sum is 48.

The square root of 64826994 is about 8051.5212227256. The cubic root of 64826994 is about 401.7155359887.

The spelling of 64826994 in words is "sixty-four million, eight hundred twenty-six thousand, nine hundred ninety-four".