170940432 has 40 divisors (see below), whose sum is σ = 475566784. Its totient is φ = 52596864.

The previous prime is 170940401. The next prime is 170940463. The reversal of 170940432 is 234049071.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (170940401) and next prime (170940463).

It is a self number, because there is not a number n which added to its sum of digits gives 170940432.

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, 136348 + ... + 137595.

Almost surely, 2^170940432 is an apocalyptic number.

170940432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

170940432 is an abundant number, since it is smaller than the sum of its proper divisors (304626352).

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

170940432 is a wasteful number, since it uses less digits than its factorization.

170940432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273967 (or 273961 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 170940432 is about 13074.4189928272. The cubic root of 170940432 is about 554.9854520982.

The spelling of 170940432 in words is "one hundred seventy million, nine hundred forty thousand, four hundred thirty-two".