264894651 has 16 divisors (see below), whose sum is σ = 448499200. Its totient is φ = 151368264.

The previous prime is 264894571. The next prime is 264894667. The reversal of 264894651 is 156498462.

It is not a de Polignac number, because 264894651 - 2⁹ = 264894139 is a prime.

It is a super-2 number, since 2×264894651² = 140338352256823602, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264894597 and 264894606.

It is not an unprimeable number, because it can be changed into a prime (264894691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700591 + ... + 700968.

It is an arithmetic number, because the mean of its divisors is an integer number (28031200).

Almost surely, 2^264894651 is an apocalyptic number.

264894651 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

264894651 is a deficient number, since it is larger than the sum of its proper divisors (183604549).

264894651 is a wasteful number, since it uses less digits than its factorization.

264894651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401575 (or 1401569 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 264894651 is about 16275.5845056330. The cubic root of 264894651 is about 642.2307014359.

The spelling of 264894651 in words is "two hundred sixty-four million, eight hundred ninety-four thousand, six hundred fifty-one".