632042819 has 2 divisors, whose sum is σ = 632042820. Its totient is φ = 632042818.

The previous prime is 632042773. The next prime is 632042821. The reversal of 632042819 is 918240236.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 632042819 - 2¹² = 632038723 is a prime.

It is a super-2 number, since 2×632042819² = 798956250098933522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 632042821, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (632042219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316021409 + 316021410.

It is an arithmetic number, because the mean of its divisors is an integer number (316021410).

Almost surely, 2^632042819 is an apocalyptic number.

632042819 is a deficient number, since it is larger than the sum of its proper divisors (1).

632042819 is an equidigital number, since it uses as much as digits as its factorization.

632042819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 632042819 is about 25140.4617897126. The cubic root of 632042819 is about 858.1874657161.

The spelling of 632042819 in words is "six hundred thirty-two million, forty-two thousand, eight hundred nineteen".