40652879 has 2 divisors, whose sum is σ = 40652880. Its totient is φ = 40652878.

The previous prime is 40652863. The next prime is 40652893. The reversal of 40652879 is 97825604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40652879 - 2⁴ = 40652863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40652849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20326439 + 20326440.

It is an arithmetic number, because the mean of its divisors is an integer number (20326440).

Almost surely, 2^40652879 is an apocalyptic number.

40652879 is a deficient number, since it is larger than the sum of its proper divisors (1).

40652879 is an equidigital number, since it uses as much as digits as its factorization.

40652879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 40652879 is about 6375.9610256023. The cubic root of 40652879 is about 343.8458358024.

The spelling of 40652879 in words is "forty million, six hundred fifty-two thousand, eight hundred seventy-nine".