493612631 has 2 divisors, whose sum is σ = 493612632. Its totient is φ = 493612630.

The previous prime is 493612627. The next prime is 493612633. The reversal of 493612631 is 136216394.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493612631 - 2² = 493612627 is a prime.

It is a super-2 number, since 2×493612631² = 487306858965484322, which contains 22 as substring.

Together with 493612633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 493612591 and 493612600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493612633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246806315 + 246806316.

It is an arithmetic number, because the mean of its divisors is an integer number (246806316).

Almost surely, 2^493612631 is an apocalyptic number.

493612631 is a deficient number, since it is larger than the sum of its proper divisors (1).

493612631 is an equidigital number, since it uses as much as digits as its factorization.

493612631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 493612631 is about 22217.3947842676. The cubic root of 493612631 is about 790.3062589746.

The spelling of 493612631 in words is "four hundred ninety-three million, six hundred twelve thousand, six hundred thirty-one".