6364940 has 12 divisors (see below), whose sum is σ = 13366416. Its totient is φ = 2545968.

The previous prime is 6364927. The next prime is 6364957. The reversal of 6364940 is 494636.

It is a super-2 number, since 2×6364940² = 81024922407200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6364897 and 6364906.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159104 + ... + 159143.

It is an arithmetic number, because the mean of its divisors is an integer number (1113868).

Almost surely, 2^6364940 is an apocalyptic number.

It is an amenable number.

6364940 is an abundant number, since it is smaller than the sum of its proper divisors (7001476).

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

6364940 is a wasteful number, since it uses less digits than its factorization.

6364940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318256 (or 318254 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 6364940 is about 2522.8832711800. The cubic root of 6364940 is about 185.3239029873.

The spelling of 6364940 in words is "six million, three hundred sixty-four thousand, nine hundred forty".