264493420 has 12 divisors (see below), whose sum is σ = 555436224. Its totient is φ = 105797360.

The previous prime is 264493409. The next prime is 264493423. The reversal of 264493420 is 24394462.

It is not an unprimeable number, because it can be changed into a prime (264493423) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6612316 + ... + 6612355.

It is an arithmetic number, because the mean of its divisors is an integer number (46286352).

Almost surely, 2^264493420 is an apocalyptic number.

264493420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264493420 is an abundant number, since it is smaller than the sum of its proper divisors (290942804).

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

264493420 is a wasteful number, since it uses less digits than its factorization.

264493420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13224680 (or 13224678 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 264493420 is about 16263.2536720055. The cubic root of 264493420 is about 641.9062792834.

The spelling of 264493420 in words is "two hundred sixty-four million, four hundred ninety-three thousand, four hundred twenty".