888164261 has 4 divisors (see below), whose sum is σ = 901420512. Its totient is φ = 874908012.

The previous prime is 888164257. The next prime is 888164267. The reversal of 888164261 is 162461888.

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 a cyclic number.

It is not a de Polignac number, because 888164261 - 2² = 888164257 is a prime.

It is a super-2 number, since 2×888164261² = 1577671509035352242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (888164267) 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, 6628025 + ... + 6628158.

It is an arithmetic number, because the mean of its divisors is an integer number (225355128).

Almost surely, 2^888164261 is an apocalyptic number.

It is an amenable number.

888164261 is a deficient number, since it is larger than the sum of its proper divisors (13256251).

888164261 is a wasteful number, since it uses less digits than its factorization.

888164261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13256250.

The product of its digits is 147456, while the sum is 44.

The square root of 888164261 is about 29802.0848431783. The cubic root of 888164261 is about 961.2383689435.

The spelling of 888164261 in words is "eight hundred eighty-eight million, one hundred sixty-four thousand, two hundred sixty-one".