40195225 has 48 divisors (see below), whose sum is σ = 61603200. Its totient is φ = 25390080.

The previous prime is 40195217. The next prime is 40195229. The reversal of 40195225 is 52259104.

It is not a de Polignac number, because 40195225 - 2³ = 40195217 is a prime.

It is a super-2 number, since 2×40195225² = 3231312225601250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40195193 and 40195202.

It is not an unprimeable number, because it can be changed into a prime (40195229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 175411 + ... + 175639.

It is an arithmetic number, because the mean of its divisors is an integer number (1283400).

Almost surely, 2^40195225 is an apocalyptic number.

It is an amenable number.

40195225 is a deficient number, since it is larger than the sum of its proper divisors (21407975).

40195225 is a wasteful number, since it uses less digits than its factorization.

40195225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 40195225 is about 6339.9704257985. The cubic root of 40195225 is about 342.5506700391.

The spelling of 40195225 in words is "forty million, one hundred ninety-five thousand, two hundred twenty-five".