16312046 has 4 divisors (see below), whose sum is σ = 24468072. Its totient is φ = 8156022.

The previous prime is 16312039. The next prime is 16312063. The reversal of 16312046 is 64021361.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×16312046² = 532165689412232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4078010 + ... + 4078013.

It is an arithmetic number, because the mean of its divisors is an integer number (6117018).

Almost surely, 2^16312046 is an apocalyptic number.

16312046 is a deficient number, since it is larger than the sum of its proper divisors (8156026).

16312046 is an equidigital number, since it uses as much as digits as its factorization.

16312046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8156025.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 16312046 is about 4038.8174011708. The cubic root of 16312046 is about 253.6118132635.

The spelling of 16312046 in words is "sixteen million, three hundred twelve thousand, forty-six".