16142374 has 4 divisors (see below), whose sum is σ = 24213564. Its totient is φ = 8071186.

The previous prime is 16142359. The next prime is 16142383. The reversal of 16142374 is 47324161.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4035592 + ... + 4035595.

It is an arithmetic number, because the mean of its divisors is an integer number (6053391).

Almost surely, 2^16142374 is an apocalyptic number.

16142374 is a deficient number, since it is larger than the sum of its proper divisors (8071190).

16142374 is an equidigital number, since it uses as much as digits as its factorization.

16142374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8071189.

The product of its digits is 4032, while the sum is 28.

The square root of 16142374 is about 4017.7573346333. The cubic root of 16142374 is about 252.7294206074.

The spelling of 16142374 in words is "sixteen million, one hundred forty-two thousand, three hundred seventy-four".