264807420 has 24 divisors (see below), whose sum is σ = 741460944. Its totient is φ = 70615296.

The previous prime is 264807407. The next prime is 264807443. The reversal of 264807420 is 24708462.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2206669 + ... + 2206788.

It is an arithmetic number, because the mean of its divisors is an integer number (30894206).

Almost surely, 2^264807420 is an apocalyptic number.

264807420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264807420 is an abundant number, since it is smaller than the sum of its proper divisors (476653524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264807420 is a wasteful number, since it uses less digits than its factorization.

264807420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4413469 (or 4413467 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 264807420 is about 16272.9044733877. The cubic root of 264807420 is about 642.1601972101.

The spelling of 264807420 in words is "two hundred sixty-four million, eight hundred seven thousand, four hundred twenty".