40079225 has 24 divisors (see below), whose sum is σ = 53097792. Its totient is φ = 29937600.

The previous prime is 40079219. The next prime is 40079233. The reversal of 40079225 is 52297004.

It is not a de Polignac number, because 40079225 - 2⁴ = 40079209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23915 + ... + 25535.

It is an arithmetic number, because the mean of its divisors is an integer number (2212408).

Almost surely, 2^40079225 is an apocalyptic number.

It is an amenable number.

40079225 is a deficient number, since it is larger than the sum of its proper divisors (13018567).

40079225 is a wasteful number, since it uses less digits than its factorization.

40079225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697 (or 1692 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 40079225 is about 6330.8155082896. The cubic root of 40079225 is about 342.2208285059.

It can be divided in two parts, 40079 and 225, that added together give a palindrome (40304).

The spelling of 40079225 in words is "forty million, seventy-nine thousand, two hundred twenty-five".