12042492 has 48 divisors (see below), whose sum is σ = 35035392. Its totient is φ = 3127680.

The previous prime is 12042491. The next prime is 12042517. The reversal of 12042492 is 29424021.

It is a super-2 number, since 2×12042492² = 290043227140128, which contains 22 as substring.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5593 + ... + 7440.

It is an arithmetic number, because the mean of its divisors is an integer number (729904).

Almost surely, 2^12042492 is an apocalyptic number.

12042492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12042492 is an abundant number, since it is smaller than the sum of its proper divisors (22992900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12042492 is a wasteful number, since it uses less digits than its factorization.

12042492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13058 (or 13056 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 12042492 is about 3470.2293872308. The cubic root of 12042492 is about 229.2127590520.

The spelling of 12042492 in words is "twelve million, forty-two thousand, four hundred ninety-two".