264249694 has 4 divisors (see below), whose sum is σ = 396374544. Its totient is φ = 132124846.

The previous prime is 264249659. The next prime is 264249721. The reversal of 264249694 is 496942462.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66062422 + ... + 66062425.

It is an arithmetic number, because the mean of its divisors is an integer number (99093636).

Almost surely, 2^264249694 is an apocalyptic number.

264249694 is a deficient number, since it is larger than the sum of its proper divisors (132124850).

264249694 is a wasteful number, since it uses less digits than its factorization.

264249694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132124849.

The product of its digits is 746496, while the sum is 46.

The square root of 264249694 is about 16255.7587949625. The cubic root of 264249694 is about 641.7090502691.

The spelling of 264249694 in words is "two hundred sixty-four million, two hundred forty-nine thousand, six hundred ninety-four".