476140837 has 2 divisors, whose sum is σ = 476140838. Its totient is φ = 476140836.

The previous prime is 476140829. The next prime is 476140877. The reversal of 476140837 is 738041674.

It is an a-pointer prime, because the next prime (476140877) can be obtained adding 476140837 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336759201 + 139381636 = 18351^2 + 11806^2 .

It is a cyclic number.

It is not a de Polignac number, because 476140837 - 2³ = 476140829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 476140837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (476140877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238070418 + 238070419.

It is an arithmetic number, because the mean of its divisors is an integer number (238070419).

Almost surely, 2^476140837 is an apocalyptic number.

It is an amenable number.

476140837 is a deficient number, since it is larger than the sum of its proper divisors (1).

476140837 is an equidigital number, since it uses as much as digits as its factorization.

476140837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 476140837 is about 21820.6516172180. The cubic root of 476140837 is about 780.8695305214.

The spelling of 476140837 in words is "four hundred seventy-six million, one hundred forty thousand, eight hundred thirty-seven".