16742904 has 32 divisors (see below), whose sum is σ = 42750720. Its totient is φ = 5461856.

The previous prime is 16742897. The next prime is 16742911. The reversal of 16742904 is 40924761.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16742897) and next prime (16742911).

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, 6294 + ... + 8549.

It is an arithmetic number, because the mean of its divisors is an integer number (1335960).

Almost surely, 2^16742904 is an apocalyptic number.

It is an amenable number.

16742904 is an abundant number, since it is smaller than the sum of its proper divisors (26007816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16742904 is a wasteful number, since it uses less digits than its factorization.

16742904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14899 (or 14895 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 16742904 is about 4091.8093797243. The cubic root of 16742904 is about 255.8253610345.

It can be divided in two parts, 167 and 42904, that added together give a triangular number (43071 = T₂₉₃).

The spelling of 16742904 in words is "sixteen million, seven hundred forty-two thousand, nine hundred four".