12316730 has 16 divisors (see below), whose sum is σ = 23134464. Its totient is φ = 4712400.

The previous prime is 12316727. The next prime is 12316741. The reversal of 12316730 is 3761321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 12316696 and 12316705.

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, 26546 + ... + 27005.

It is an arithmetic number, because the mean of its divisors is an integer number (1445904).

Almost surely, 2^12316730 is an apocalyptic number.

12316730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12316730 is a deficient number, since it is larger than the sum of its proper divisors (10817734).

12316730 is a wasteful number, since it uses less digits than its factorization.

12316730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53581.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 12316730 is about 3509.5199101871. The cubic root of 12316730 is about 230.9396342829.

The spelling of 12316730 in words is "twelve million, three hundred sixteen thousand, seven hundred thirty".