16131742 has 16 divisors (see below), whose sum is σ = 27950832. Its totient is φ = 6901120.

The previous prime is 16131679. The next prime is 16131761. The reversal of 16131742 is 24713161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21193 + ... + 21940.

It is an arithmetic number, because the mean of its divisors is an integer number (1746927).

Almost surely, 2^16131742 is an apocalyptic number.

16131742 is a deficient number, since it is larger than the sum of its proper divisors (11819090).

16131742 is a wasteful number, since it uses less digits than its factorization.

16131742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43163.

The product of its digits is 1008, while the sum is 25.

The square root of 16131742 is about 4016.4339904946. The cubic root of 16131742 is about 252.6739225884.

The spelling of 16131742 in words is "sixteen million, one hundred thirty-one thousand, seven hundred forty-two".