40225407 has 8 divisors (see below), whose sum is σ = 55483440. Its totient is φ = 25892160.

The previous prime is 40225399. The next prime is 40225421. The reversal of 40225407 is 70452204.

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

It is not a de Polignac number, because 40225407 - 2³ = 40225399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40225487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231094 + ... + 231267.

It is an arithmetic number, because the mean of its divisors is an integer number (6935430).

Almost surely, 2^40225407 is an apocalyptic number.

40225407 is a deficient number, since it is larger than the sum of its proper divisors (15258033).

40225407 is a wasteful number, since it uses less digits than its factorization.

40225407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462393.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 40225407 is about 6342.3502741492. The cubic root of 40225407 is about 342.6363873321.

The spelling of 40225407 in words is "forty million, two hundred twenty-five thousand, four hundred seven".