264270401 has 4 divisors (see below), whose sum is σ = 264422400. Its totient is φ = 264118404.

The previous prime is 264270371. The next prime is 264270431. The reversal of 264270401 is 104072462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (264270371) and next prime (264270431).

It is a cyclic number.

It is not a de Polignac number, because 264270401 - 2⁶ = 264270337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264270431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73361 + ... + 76878.

It is an arithmetic number, because the mean of its divisors is an integer number (66105600).

Almost surely, 2^264270401 is an apocalyptic number.

It is an amenable number.

264270401 is a deficient number, since it is larger than the sum of its proper divisors (151999).

264270401 is a wasteful number, since it uses less digits than its factorization.

264270401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151998.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 264270401 is about 16256.3956952333. The cubic root of 264270401 is about 641.7258115906.

The spelling of 264270401 in words is "two hundred sixty-four million, two hundred seventy thousand, four hundred one".