17940152 has 8 divisors (see below), whose sum is σ = 33637800. Its totient is φ = 8970072.

The previous prime is 17940149. The next prime is 17940157. The reversal of 17940152 is 25104971.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17940157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121252 + ... + 1121267.

It is an arithmetic number, because the mean of its divisors is an integer number (4204725).

Almost surely, 2^17940152 is an apocalyptic number.

It is an amenable number.

17940152 is a deficient number, since it is larger than the sum of its proper divisors (15697648).

17940152 is a wasteful number, since it uses less digits than its factorization.

17940152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242525 (or 2242521 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 17940152 is about 4235.5816601737. The cubic root of 17940152 is about 261.7833611158.

The spelling of 17940152 in words is "seventeen million, nine hundred forty thousand, one hundred fifty-two".