12613910 has 32 divisors (see below), whose sum is σ = 24092640. Its totient is φ = 4741632.

The previous prime is 12613903. The next prime is 12613933. The reversal of 12613910 is 1931621.

It is a happy number.

It is a super-2 number, since 2×12613910² = 318221450976200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37262 + ... + 37598.

It is an arithmetic number, because the mean of its divisors is an integer number (752895).

Almost surely, 2^12613910 is an apocalyptic number.

12613910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12613910 is a deficient number, since it is larger than the sum of its proper divisors (11478730).

12613910 is a wasteful number, since it uses less digits than its factorization.

12613910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 12613910 is about 3551.6066786738. The cubic root of 12613910 is about 232.7822755683.

The spelling of 12613910 in words is "twelve million, six hundred thirteen thousand, nine hundred ten".