40872677 has 2 divisors, whose sum is σ = 40872678. Its totient is φ = 40872676.

The previous prime is 40872653. The next prime is 40872691. The reversal of 40872677 is 77627804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35117476 + 5755201 = 5926^2 + 2399^2 .

It is a cyclic number.

It is not a de Polignac number, because 40872677 - 2⁸ = 40872421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40872647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20436338 + 20436339.

It is an arithmetic number, because the mean of its divisors is an integer number (20436339).

Almost surely, 2^40872677 is an apocalyptic number.

It is an amenable number.

40872677 is a deficient number, since it is larger than the sum of its proper divisors (1).

40872677 is an equidigital number, since it uses as much as digits as its factorization.

40872677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131712, while the sum is 41.

The square root of 40872677 is about 6393.1742507146. The cubic root of 40872677 is about 344.4644129673.

The spelling of 40872677 in words is "forty million, eight hundred seventy-two thousand, six hundred seventy-seven".