40077344 has 24 divisors (see below), whose sum is σ = 79200828. Its totient is φ = 19962880.

The previous prime is 40077311. The next prime is 40077383. The reversal of 40077344 is 44377004.

It can be written as a sum of positive squares in 2 ways, for example, as 38588944 + 1488400 = 6212^2 + 1220^2 .

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, 6764 + ... + 11220.

Almost surely, 2^40077344 is an apocalyptic number.

It is an amenable number.

40077344 is a deficient number, since it is larger than the sum of its proper divisors (39123484).

40077344 is a wasteful number, since it uses less digits than its factorization.

40077344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748 (or 4740 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 40077344 is about 6330.6669474867. Note that the first 3 decimals coincide. The cubic root of 40077344 is about 342.2154747144.

The spelling of 40077344 in words is "forty million, seventy-seven thousand, three hundred forty-four".