40707577 has 2 divisors, whose sum is σ = 40707578. Its totient is φ = 40707576.

The previous prime is 40707553. The next prime is 40707613. The reversal of 40707577 is 77570704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20466576 + 20241001 = 4524^2 + 4499^2 .

It is a cyclic number.

It is not a de Polignac number, because 40707577 - 2⁷ = 40707449 is a prime.

It is not a weakly prime, because it can be changed into another prime (40707517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20353788 + 20353789.

It is an arithmetic number, because the mean of its divisors is an integer number (20353789).

Almost surely, 2^40707577 is an apocalyptic number.

It is an amenable number.

40707577 is a deficient number, since it is larger than the sum of its proper divisors (1).

40707577 is an equidigital number, since it uses as much as digits as its factorization.

40707577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48020, while the sum is 37.

The square root of 40707577 is about 6380.2489763331. The cubic root of 40707577 is about 343.9999802821. Note that the first 4 decimals are identical.

The spelling of 40707577 in words is "forty million, seven hundred seven thousand, five hundred seventy-seven".