12940862 has 32 divisors (see below), whose sum is σ = 22619520. Its totient is φ = 5490720.

The previous prime is 12940847. The next prime is 12940877. The reversal of 12940862 is 26804921.

It is an interprime number because it is at equal distance from previous prime (12940847) and next prime (12940877).

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, 34508 + ... + 34880.

It is an arithmetic number, because the mean of its divisors is an integer number (706860).

Almost surely, 2^12940862 is an apocalyptic number.

12940862 is a deficient number, since it is larger than the sum of its proper divisors (9678658).

12940862 is a wasteful number, since it uses less digits than its factorization.

12940862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 12940862 is about 3597.3409624332. The cubic root of 12940862 is about 234.7763800031.

The spelling of 12940862 in words is "twelve million, nine hundred forty thousand, eight hundred sixty-two".