40204572 has 12 divisors (see below), whose sum is σ = 93810696. Its totient is φ = 13401520.

The previous prime is 40204561. The next prime is 40204597. The reversal of 40204572 is 27540204.

40204572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 1675179 + ... + 1675202.

It is an arithmetic number, because the mean of its divisors is an integer number (7817558).

Almost surely, 2^40204572 is an apocalyptic number.

It is an amenable number.

40204572 is an abundant number, since it is smaller than the sum of its proper divisors (53606124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40204572 is a wasteful number, since it uses less digits than its factorization.

40204572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350388 (or 3350386 counting only the distinct ones).

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

The square root of 40204572 is about 6340.7075314984. The cubic root of 40204572 is about 342.5772202322.

Adding to 40204572 its reverse (27540204), we get a palindrome (67744776).

The spelling of 40204572 in words is "forty million, two hundred four thousand, five hundred seventy-two".