40972175 has 24 divisors (see below), whose sum is σ = 52539792. Its totient is φ = 31680000.

The previous prime is 40972171. The next prime is 40972181. The reversal of 40972175 is 57127904.

It is not a de Polignac number, because 40972175 - 2² = 40972171 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40972171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101975 + ... + 102375.

It is an arithmetic number, because the mean of its divisors is an integer number (2189158).

Almost surely, 2^40972175 is an apocalyptic number.

40972175 is a deficient number, since it is larger than the sum of its proper divisors (11567617).

40972175 is a wasteful number, since it uses less digits than its factorization.

40972175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 40972175 is about 6400.9511012036. The cubic root of 40972175 is about 344.7437009831.

The spelling of 40972175 in words is "forty million, nine hundred seventy-two thousand, one hundred seventy-five".