12649704 has 16 divisors (see below), whose sum is σ = 31624320. Its totient is φ = 4216560.

The previous prime is 12649699. The next prime is 12649709. The reversal of 12649704 is 40794621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12649699) and next prime (12649709).

It is a super-2 number, since 2×12649704² = 320030022575232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12649709) 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, 263512 + ... + 263559.

It is an arithmetic number, because the mean of its divisors is an integer number (1976520).

Almost surely, 2^12649704 is an apocalyptic number.

It is an amenable number.

12649704 is an abundant number, since it is smaller than the sum of its proper divisors (18974616).

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

12649704 is a wasteful number, since it uses less digits than its factorization.

12649704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527080 (or 527076 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 12649704 is about 3556.6422367171. The cubic root of 12649704 is about 233.0022533506.

The spelling of 12649704 in words is "twelve million, six hundred forty-nine thousand, seven hundred four".