88879261 has 2 divisors, whose sum is σ = 88879262. Its totient is φ = 88879260.

The previous prime is 88879243. The next prime is 88879289. The reversal of 88879261 is 16297888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88247236 + 632025 = 9394^2 + 795^2 .

It is a cyclic number.

It is not a de Polignac number, because 88879261 - 2²³ = 80490653 is a prime.

It is a super-2 number, since 2×88879261² = 15799046071812242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88879211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44439630 + 44439631.

It is an arithmetic number, because the mean of its divisors is an integer number (44439631).

Almost surely, 2^88879261 is an apocalyptic number.

It is an amenable number.

88879261 is a deficient number, since it is larger than the sum of its proper divisors (1).

88879261 is an equidigital number, since it uses as much as digits as its factorization.

88879261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 49.

The square root of 88879261 is about 9427.5798060796. The cubic root of 88879261 is about 446.2725197412.

The spelling of 88879261 in words is "eighty-eight million, eight hundred seventy-nine thousand, two hundred sixty-one".