172360542 has 16 divisors (see below), whose sum is σ = 344977920. Its totient is φ = 57410712.

The previous prime is 172360537. The next prime is 172360577. The reversal of 172360542 is 245063271.

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, 1348 + ... + 18615.

It is an arithmetic number, because the mean of its divisors is an integer number (21561120).

Almost surely, 2^172360542 is an apocalyptic number.

172360542 is an abundant number, since it is smaller than the sum of its proper divisors (172617378).

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

172360542 is a wasteful number, since it uses less digits than its factorization.

172360542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21407.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 172360542 is about 13128.6153877703. The cubic root of 172360542 is about 556.5180871266.

The spelling of 172360542 in words is "one hundred seventy-two million, three hundred sixty thousand, five hundred forty-two".