40875225 has 24 divisors (see below), whose sum is σ = 71557920. Its totient is φ = 20517120.

The previous prime is 40875223. The next prime is 40875271. The reversal of 40875225 is 52257804.

It is not a de Polignac number, because 40875225 - 2¹ = 40875223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40875223) 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, 14755 + ... + 17304.

It is an arithmetic number, because the mean of its divisors is an integer number (2981580).

Almost surely, 2^40875225 is an apocalyptic number.

It is an amenable number.

40875225 is a deficient number, since it is larger than the sum of its proper divisors (30682695).

40875225 is a wasteful number, since it uses less digits than its factorization.

40875225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32089 (or 32084 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 40875225 is about 6393.3735226405. The cubic root of 40875225 is about 344.4715707815.

The spelling of 40875225 in words is "forty million, eight hundred seventy-five thousand, two hundred twenty-five".