207172442 has 32 divisors (see below), whose sum is σ = 332066304. Its totient is φ = 96782400.

The previous prime is 207172429. The next prime is 207172451. The reversal of 207172442 is 244271702.

207172442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219692 + ... + 220632.

It is an arithmetic number, because the mean of its divisors is an integer number (10377072).

Almost surely, 2^207172442 is an apocalyptic number.

207172442 is a deficient number, since it is larger than the sum of its proper divisors (124893862).

207172442 is a wasteful number, since it uses less digits than its factorization.

207172442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094.

The product of its (nonzero) digits is 6272, while the sum is 29.

The square root of 207172442 is about 14393.4860961478. The cubic root of 207172442 is about 591.7123880645.

The spelling of 207172442 in words is "two hundred seven million, one hundred seventy-two thousand, four hundred forty-two".