40225436 has 24 divisors (see below), whose sum is σ = 75993120. Its totient is φ = 18573632.

The previous prime is 40225429. The next prime is 40225487. The reversal of 40225436 is 63452204.

40225436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4871 + ... + 10206.

It is an arithmetic number, because the mean of its divisors is an integer number (3166380).

Almost surely, 2^40225436 is an apocalyptic number.

40225436 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40225436 is a deficient number, since it is larger than the sum of its proper divisors (35767684).

40225436 is a wasteful number, since it uses less digits than its factorization.

40225436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15133 (or 15131 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 40225436 is about 6342.3525603675. The cubic root of 40225436 is about 342.6364696718.

The spelling of 40225436 in words is "forty million, two hundred twenty-five thousand, four hundred thirty-six".