40877773 has 2 divisors, whose sum is σ = 40877774. Its totient is φ = 40877772.

The previous prime is 40877761. The next prime is 40877833. The reversal of 40877773 is 37777804.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40106889 + 770884 = 6333^2 + 878^2 .

It is a cyclic number.

It is not a de Polignac number, because 40877773 - 2⁹ = 40877261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40877723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20438886 + 20438887.

It is an arithmetic number, because the mean of its divisors is an integer number (20438887).

Almost surely, 2^40877773 is an apocalyptic number.

It is an amenable number.

40877773 is a deficient number, since it is larger than the sum of its proper divisors (1).

40877773 is an equidigital number, since it uses as much as digits as its factorization.

40877773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230496, while the sum is 43.

The square root of 40877773 is about 6393.5727883555. The cubic root of 40877773 is about 344.4787282983.

The spelling of 40877773 in words is "forty million, eight hundred seventy-seven thousand, seven hundred seventy-three".