336491723 has 2 divisors, whose sum is σ = 336491724. Its totient is φ = 336491722.

The previous prime is 336491719. The next prime is 336491773. The reversal of 336491723 is 327194633.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 336491723 - 2² = 336491719 is a prime.

It is a super-2 number, since 2×336491723² = 226453359295017458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (336491773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168245861 + 168245862.

It is an arithmetic number, because the mean of its divisors is an integer number (168245862).

Almost surely, 2^336491723 is an apocalyptic number.

336491723 is a deficient number, since it is larger than the sum of its proper divisors (1).

336491723 is an equidigital number, since it uses as much as digits as its factorization.

336491723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 38.

The square root of 336491723 is about 18343.7107205712. The cubic root of 336491723 is about 695.5442990415.

The spelling of 336491723 in words is "three hundred thirty-six million, four hundred ninety-one thousand, seven hundred twenty-three".