40253900 has 36 divisors (see below), whose sum is σ = 88796400. Its totient is φ = 15835200.

The previous prime is 40253893. The next prime is 40253911. The reversal of 40253900 is 935204.

40253900 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 11 ways as a sum of consecutive naturals, for example, 2801 + ... + 9399.

Almost surely, 2^40253900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40253900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44398200).

40253900 is an abundant number, since it is smaller than the sum of its proper divisors (48542500).

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

40253900 is a wasteful number, since it uses less digits than its factorization.

40253900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6674 (or 6667 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 40253900 is about 6344.5961258381. The cubic root of 40253900 is about 342.7172685058.

The spelling of 40253900 in words is "forty million, two hundred fifty-three thousand, nine hundred".