40153408 has 28 divisors (see below), whose sum is σ = 80650080. Its totient is φ = 19832192.

The previous prime is 40153387. The next prime is 40153427. The reversal of 40153408 is 80435104.

It is a super-2 number, since 2×40153408² = 3224592348028928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1533 + ... + 9091.

It is an arithmetic number, because the mean of its divisors is an integer number (2880360).

Almost surely, 2^40153408 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 40153408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40325040).

40153408 is an abundant number, since it is smaller than the sum of its proper divisors (40496672).

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

40153408 is an equidigital number, since it uses as much as digits as its factorization.

40153408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7654 (or 7644 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 40153408 is about 6336.6716815691. The cubic root of 40153408 is about 342.4318382483.

The spelling of 40153408 in words is "forty million, one hundred fifty-three thousand, four hundred eight".