12390074 has 16 divisors (see below), whose sum is σ = 19020960. Its totient is φ = 6051600.

The previous prime is 12390041. The next prime is 12390083. The reversal of 12390074 is 47009321.

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, 16397 + ... + 17135.

It is an arithmetic number, because the mean of its divisors is an integer number (1188810).

Almost surely, 2^12390074 is an apocalyptic number.

12390074 is a deficient number, since it is larger than the sum of its proper divisors (6630886).

12390074 is a wasteful number, since it uses less digits than its factorization.

12390074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 12390074 is about 3519.9536928772. The cubic root of 12390074 is about 231.3971292592.

Adding to 12390074 its reverse (47009321), we get a palindrome (59399395).

The spelling of 12390074 in words is "twelve million, three hundred ninety thousand, seventy-four".