16161662 has 32 divisors (see below), whose sum is σ = 28408320. Its totient is φ = 6814080.

The previous prime is 16161653. The next prime is 16161727. The reversal of 16161662 is 26616161.

It is a super-2 number, since 2×16161662² = 522398637204488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29273 + ... + 29819.

It is an arithmetic number, because the mean of its divisors is an integer number (887760).

Almost surely, 2^16161662 is an apocalyptic number.

16161662 is a deficient number, since it is larger than the sum of its proper divisors (12246658).

16161662 is a wasteful number, since it uses less digits than its factorization.

16161662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656.

The product of its digits is 2592, while the sum is 29.

The square root of 16161662 is about 4020.1569621098. The cubic root of 16161662 is about 252.8300399429.

The spelling of 16161662 in words is "sixteen million, one hundred sixty-one thousand, six hundred sixty-two".