264151222 has 4 divisors (see below), whose sum is σ = 396226836. Its totient is φ = 132075610.

The previous prime is 264151189. The next prime is 264151241. The reversal of 264151222 is 222151462.

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 (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66037804 + ... + 66037807.

It is an arithmetic number, because the mean of its divisors is an integer number (99056709).

Almost surely, 2^264151222 is an apocalyptic number.

264151222 is a deficient number, since it is larger than the sum of its proper divisors (132075614).

264151222 is a wasteful number, since it uses less digits than its factorization.

264151222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132075613.

The product of its digits is 1920, while the sum is 25.

The square root of 264151222 is about 16252.7296784263. The cubic root of 264151222 is about 641.6293299315.

The spelling of 264151222 in words is "two hundred sixty-four million, one hundred fifty-one thousand, two hundred twenty-two".