264261355 has 8 divisors (see below), whose sum is σ = 319429152. Its totient is φ = 209865408.

The previous prime is 264261343. The next prime is 264261407. The reversal of 264261355 is 553162462.

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 264261355 - 2⁵ = 264261323 is a prime.

It is a super-3 number, since 3×264261355³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 264261355.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192207 + ... + 193576.

It is an arithmetic number, because the mean of its divisors is an integer number (39928644).

Almost surely, 2^264261355 is an apocalyptic number.

264261355 is a deficient number, since it is larger than the sum of its proper divisors (55167797).

264261355 is a wasteful number, since it uses less digits than its factorization.

264261355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385925.

The product of its digits is 43200, while the sum is 34.

The square root of 264261355 is about 16256.1174638965. The cubic root of 264261355 is about 641.7184893960.

The spelling of 264261355 in words is "two hundred sixty-four million, two hundred sixty-one thousand, three hundred fifty-five".