12265730 has 16 divisors (see below), whose sum is σ = 22227264. Its totient is φ = 4873200.

The previous prime is 12265727. The next prime is 12265733. The reversal of 12265730 is 3756221.

It is an interprime number because it is at equal distance from previous prime (12265727) and next prime (12265733).

It is a Curzon number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 12265730.

It is not an unprimeable number, because it can be changed into a prime (12265733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2552 + ... + 5571.

It is an arithmetic number, because the mean of its divisors is an integer number (1389204).

Almost surely, 2^12265730 is an apocalyptic number.

12265730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12265730 is a deficient number, since it is larger than the sum of its proper divisors (9961534).

12265730 is a wasteful number, since it uses less digits than its factorization.

12265730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8281.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 12265730 is about 3502.2464219412. The cubic root of 12265730 is about 230.6204420091.

The spelling of 12265730 in words is "twelve million, two hundred sixty-five thousand, seven hundred thirty".