17394942 has 16 divisors (see below), whose sum is σ = 35309952. Its totient is φ = 5711640.

The previous prime is 17394917. The next prime is 17394953. The reversal of 17394942 is 24949371.

It is a self number, because there is not a number n which added to its sum of digits gives 17394942.

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, 21234 + ... + 22037.

It is an arithmetic number, because the mean of its divisors is an integer number (2206872).

Almost surely, 2^17394942 is an apocalyptic number.

17394942 is an abundant number, since it is smaller than the sum of its proper divisors (17915010).

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

17394942 is a wasteful number, since it uses less digits than its factorization.

17394942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43343.

The product of its digits is 54432, while the sum is 39.

The square root of 17394942 is about 4170.7243975118. The cubic root of 17394942 is about 259.1041257311.

It can be divided in two parts, 17394 and 942, that added together give a triangular number (18336 = T₁₉₁).

The spelling of 17394942 in words is "seventeen million, three hundred ninety-four thousand, nine hundred forty-two".