264156632 has 32 divisors (see below), whose sum is σ = 503815680. Its totient is φ = 129818880.

The previous prime is 264156631. The next prime is 264156637. The reversal of 264156632 is 236651462.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 264156592 and 264156601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264156631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223082 + ... + 224262.

It is an arithmetic number, because the mean of its divisors is an integer number (15744240).

Almost surely, 2^264156632 is an apocalyptic number.

It is an amenable number.

264156632 is a deficient number, since it is larger than the sum of its proper divisors (239659048).

264156632 is a wasteful number, since it uses less digits than its factorization.

264156632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643 (or 1639 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 264156632 is about 16252.8961111551. The cubic root of 264156632 is about 641.6337102393.

The spelling of 264156632 in words is "two hundred sixty-four million, one hundred fifty-six thousand, six hundred thirty-two".