40225452 has 24 divisors (see below), whose sum is σ = 94992576. Its totient is φ = 13246608.

The previous prime is 40225429. The next prime is 40225487. The reversal of 40225452 is 25452204.

It is a happy number.

40225452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 19198 + ... + 21189.

It is an arithmetic number, because the mean of its divisors is an integer number (3958024).

Almost surely, 2^40225452 is an apocalyptic number.

It is an amenable number.

40225452 is an abundant number, since it is smaller than the sum of its proper divisors (54767124).

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

40225452 is a wasteful number, since it uses less digits than its factorization.

40225452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40477 (or 40475 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 40225452 is about 6342.3538217290. The cubic root of 40225452 is about 342.6365151007.

Adding to 40225452 its reverse (25452204), we get a palindrome (65677656).

The spelling of 40225452 in words is "forty million, two hundred twenty-five thousand, four hundred fifty-two".