40172962 has 8 divisors (see below), whose sum is σ = 62203392. Its totient is φ = 19438500.

The previous prime is 40172941. The next prime is 40172963. The reversal of 40172962 is 26927104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40172962² = 3227733751706888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (40172963) 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, 323914 + ... + 324037.

It is an arithmetic number, because the mean of its divisors is an integer number (7775424).

Almost surely, 2^40172962 is an apocalyptic number.

40172962 is a deficient number, since it is larger than the sum of its proper divisors (22030430).

40172962 is a wasteful number, since it uses less digits than its factorization.

40172962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647984.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 40172962 is about 6338.2144173261. The cubic root of 40172962 is about 342.4874153118.

The spelling of 40172962 in words is "forty million, one hundred seventy-two thousand, nine hundred sixty-two".