477469379 has 2 divisors, whose sum is σ = 477469380. Its totient is φ = 477469378.

The previous prime is 477469367. The next prime is 477469451. The reversal of 477469379 is 973964774.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 477469379 - 2¹² = 477465283 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (477469679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238734689 + 238734690.

It is an arithmetic number, because the mean of its divisors is an integer number (238734690).

Almost surely, 2^477469379 is an apocalyptic number.

477469379 is a deficient number, since it is larger than the sum of its proper divisors (1).

477469379 is an equidigital number, since it uses as much as digits as its factorization.

477469379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8001504, while the sum is 56.

The square root of 477469379 is about 21851.0727196630. The cubic root of 477469379 is about 781.5951243669.

The spelling of 477469379 in words is "four hundred seventy-seven million, four hundred sixty-nine thousand, three hundred seventy-nine".