172016952 has 16 divisors (see below), whose sum is σ = 430042440. Its totient is φ = 57338976.

The previous prime is 172016947. The next prime is 172016953. The reversal of 172016952 is 259610271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172016953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3583663 + ... + 3583710.

Almost surely, 2^172016952 is an apocalyptic number.

172016952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

172016952 is an abundant number, since it is smaller than the sum of its proper divisors (258025488).

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

172016952 is a wasteful number, since it uses less digits than its factorization.

172016952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7167382 (or 7167378 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 172016952 is about 13115.5233216216. The cubic root of 172016952 is about 556.1480464240.

The spelling of 172016952 in words is "one hundred seventy-two million, sixteen thousand, nine hundred fifty-two".