379563631 has 2 divisors, whose sum is σ = 379563632. Its totient is φ = 379563630.

The previous prime is 379563599. The next prime is 379563647. The reversal of 379563631 is 136365973.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 379563631 - 2⁵ = 379563599 is a prime.

It is a super-2 number, since 2×379563631² = 288137099955808322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379560631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189781815 + 189781816.

It is an arithmetic number, because the mean of its divisors is an integer number (189781816).

Almost surely, 2^379563631 is an apocalyptic number.

379563631 is a deficient number, since it is larger than the sum of its proper divisors (1).

379563631 is an equidigital number, since it uses as much as digits as its factorization.

379563631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 306180, while the sum is 43.

The square root of 379563631 is about 19482.3928458493. The cubic root of 379563631 is about 724.0382847341.

The spelling of 379563631 in words is "three hundred seventy-nine million, five hundred sixty-three thousand, six hundred thirty-one".