12342788 has 12 divisors (see below), whose sum is σ = 21628992. Its totient is φ = 6163080.

The previous prime is 12342773. The next prime is 12342791. The reversal of 12342788 is 88724321.

It is a super-2 number, since 2×12342788² = 304688831225888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2273 + ... + 5463.

It is an arithmetic number, because the mean of its divisors is an integer number (1802416).

Almost surely, 2^12342788 is an apocalyptic number.

It is an amenable number.

12342788 is a deficient number, since it is larger than the sum of its proper divisors (9286204).

12342788 is a wasteful number, since it uses less digits than its factorization.

12342788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162 (or 4160 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The square root of 12342788 is about 3513.2304222752. The cubic root of 12342788 is about 231.1023827311.

The spelling of 12342788 in words is "twelve million, three hundred forty-two thousand, seven hundred eighty-eight".