264491349 has 8 divisors (see below), whose sum is σ = 364031232. Its totient is φ = 170639520.

The previous prime is 264491347. The next prime is 264491363. The reversal of 264491349 is 943194462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 264491349 - 2¹ = 264491347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 264491349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264491347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1421904 + ... + 1422089.

It is an arithmetic number, because the mean of its divisors is an integer number (45503904).

Almost surely, 2^264491349 is an apocalyptic number.

It is an amenable number.

264491349 is a deficient number, since it is larger than the sum of its proper divisors (99539883).

264491349 is a wasteful number, since it uses less digits than its factorization.

264491349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844027.

The product of its digits is 186624, while the sum is 42.

The square root of 264491349 is about 16263.1900007348. The cubic root of 264491349 is about 641.9046038903.

The spelling of 264491349 in words is "two hundred sixty-four million, four hundred ninety-one thousand, three hundred forty-nine".