40034736 has 120 divisors (see below), whose sum is σ = 132880384. Its totient is φ = 11430720.

The previous prime is 40034723. The next prime is 40034783. The reversal of 40034736 is 63743004.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26481 + ... + 27951.

Almost surely, 2^40034736 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 40034736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66440192).

40034736 is an abundant number, since it is smaller than the sum of its proper divisors (92845648).

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

40034736 is a wasteful number, since it uses less digits than its factorization.

40034736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 40034736 is about 6327.3008463325. The cubic root of 40034736 is about 342.0941569005.

The spelling of 40034736 in words is "forty million, thirty-four thousand, seven hundred thirty-six".