40734408 has 144 divisors (see below), whose sum is σ = 122668560. Its totient is φ = 11256960.

The previous prime is 40734391. The next prime is 40734427. The reversal of 40734408 is 80443704.

40734408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40734408² = 3318583990220928, which contains 22 as substring.

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 35 ways as a sum of consecutive naturals, for example, 490735 + ... + 490817.

It is an arithmetic number, because the mean of its divisors is an integer number (851865).

Almost surely, 2^40734408 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 40734408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61334280).

40734408 is an abundant number, since it is smaller than the sum of its proper divisors (81934152).

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

40734408 is a wasteful number, since it uses less digits than its factorization.

40734408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 40734408 is about 6382.3512908645. The cubic root of 40734408 is about 344.0755422704.

The spelling of 40734408 in words is "forty million, seven hundred thirty-four thousand, four hundred eight".