40508377 has 32 divisors (see below), whose sum is σ = 52399872. Its totient is φ = 30461184.

The previous prime is 40508371. The next prime is 40508417. The reversal of 40508377 is 77380504.

It is a de Polignac number, because none of the positive numbers 2^k-40508377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40508371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178338 + ... + 178564.

It is an arithmetic number, because the mean of its divisors is an integer number (1637496).

Almost surely, 2^40508377 is an apocalyptic number.

It is an amenable number.

40508377 is a deficient number, since it is larger than the sum of its proper divisors (11891495).

40508377 is a wasteful number, since it uses less digits than its factorization.

40508377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 40508377 is about 6364.6191559276. The cubic root of 40508377 is about 343.4379483466.

The spelling of 40508377 in words is "forty million, five hundred eight thousand, three hundred seventy-seven".