16342556 has 6 divisors (see below), whose sum is σ = 28599480. Its totient is φ = 8171276.

The previous prime is 16342553. The next prime is 16342561. The reversal of 16342556 is 65524361.

It is a super-2 number, since 2×16342556² = 534158273226272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16342553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042816 + ... + 2042823.

It is an arithmetic number, because the mean of its divisors is an integer number (4766580).

Almost surely, 2^16342556 is an apocalyptic number.

It is an amenable number.

16342556 is a deficient number, since it is larger than the sum of its proper divisors (12256924).

16342556 is a wasteful number, since it uses less digits than its factorization.

16342556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085643 (or 4085641 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 16342556 is about 4042.5927323934. The cubic root of 16342556 is about 253.7698330329.

The spelling of 16342556 in words is "sixteen million, three hundred forty-two thousand, five hundred fifty-six".