40776020 has 12 divisors (see below), whose sum is σ = 85629684. Its totient is φ = 16310400.

The previous prime is 40776019. The next prime is 40776031. The reversal of 40776020 is 2067704.

It can be written as a sum of positive squares in 2 ways, for example, as 30096196 + 10679824 = 5486^2 + 3268^2 .

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, 1019381 + ... + 1019420.

It is an arithmetic number, because the mean of its divisors is an integer number (7135807).

Almost surely, 2^40776020 is an apocalyptic number.

It is an amenable number.

40776020 is an abundant number, since it is smaller than the sum of its proper divisors (44853664).

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

40776020 is a wasteful number, since it uses less digits than its factorization.

40776020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038810 (or 2038808 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 40776020 is about 6385.6103858598. The cubic root of 40776020 is about 344.1926651938.

The spelling of 40776020 in words is "forty million, seven hundred seventy-six thousand, twenty".