264894419 has 2 divisors, whose sum is σ = 264894420. Its totient is φ = 264894418.

The previous prime is 264894401. The next prime is 264894457. The reversal of 264894419 is 914498462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264894419 - 2¹² = 264890323 is a prime.

It is a super-2 number, since 2×264894419² = 140338106434695122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (264894499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132447209 + 132447210.

It is an arithmetic number, because the mean of its divisors is an integer number (132447210).

Almost surely, 2^264894419 is an apocalyptic number.

264894419 is a deficient number, since it is larger than the sum of its proper divisors (1).

264894419 is an equidigital number, since it uses as much as digits as its factorization.

264894419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 47.

The square root of 264894419 is about 16275.5773783912. The cubic root of 264894419 is about 642.2305139431.

The spelling of 264894419 in words is "two hundred sixty-four million, eight hundred ninety-four thousand, four hundred nineteen".