7634864 has 20 divisors (see below), whose sum is σ = 14836104. Its totient is φ = 3806208.

The previous prime is 7634863. The next prime is 7634867. The reversal of 7634864 is 4684367.

It is a happy number.

It is a super-2 number, since 2×7634864² = 116582296596992, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (7634863) 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, 8819 + ... + 9645.

Almost surely, 2^7634864 is an apocalyptic number.

It is an amenable number.

7634864 is a deficient number, since it is larger than the sum of its proper divisors (7201240).

7634864 is a wasteful number, since it uses less digits than its factorization.

7634864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412 (or 1406 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 7634864 is about 2763.1257662293. The cubic root of 7634864 is about 196.9096960434.

The spelling of 7634864 in words is "seven million, six hundred thirty-four thousand, eight hundred sixty-four".