40775880 has 32 divisors (see below), whose sum is σ = 122328000. Its totient is φ = 10873536.

The previous prime is 40775879. The next prime is 40775893. The reversal of 40775880 is 8857704.

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 7 ways as a sum of consecutive naturals, for example, 169780 + ... + 170019.

It is an arithmetic number, because the mean of its divisors is an integer number (3822750).

Almost surely, 2^40775880 is an apocalyptic number.

40775880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40775880 is an abundant number, since it is smaller than the sum of its proper divisors (81552120).

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

40775880 is a wasteful number, since it uses less digits than its factorization.

40775880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339813 (or 339809 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 39.

The square root of 40775880 is about 6385.5994237033. The cubic root of 40775880 is about 344.1922712774.

The spelling of 40775880 in words is "forty million, seven hundred seventy-five thousand, eight hundred eighty".