264732449 has 8 divisors (see below), whose sum is σ = 287142408. Its totient is φ = 243082240.

The previous prime is 264732437. The next prime is 264732487. The reversal of 264732449 is 944237462.

It can be written as a sum of positive squares in 4 ways, for example, as 89434849 + 175297600 = 9457^2 + 13240^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 264732449 - 2¹² = 264728353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264732409) 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, 189212 + ... + 190605.

It is an arithmetic number, because the mean of its divisors is an integer number (35892801).

Almost surely, 2^264732449 is an apocalyptic number.

It is an amenable number.

264732449 is a deficient number, since it is larger than the sum of its proper divisors (22409959).

264732449 is a wasteful number, since it uses less digits than its factorization.

264732449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379875.

The product of its digits is 290304, while the sum is 41.

The square root of 264732449 is about 16270.6007571939. The cubic root of 264732449 is about 642.0995897238.

The spelling of 264732449 in words is "two hundred sixty-four million, seven hundred thirty-two thousand, four hundred forty-nine".