88479569 has 2 divisors, whose sum is σ = 88479570. Its totient is φ = 88479568.

The previous prime is 88479563. The next prime is 88479581. The reversal of 88479569 is 96597488.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84419344 + 4060225 = 9188^2 + 2015^2 .

It is a cyclic number.

It is not a de Polignac number, because 88479569 - 2¹⁶ = 88414033 is a prime.

It is a super-2 number, since 2×88479569² = 15657268260851522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88479563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44239784 + 44239785.

It is an arithmetic number, because the mean of its divisors is an integer number (44239785).

Almost surely, 2^88479569 is an apocalyptic number.

It is an amenable number.

88479569 is a deficient number, since it is larger than the sum of its proper divisors (1).

88479569 is an equidigital number, since it uses as much as digits as its factorization.

88479569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 56.

The square root of 88479569 is about 9406.3579030356. The cubic root of 88479569 is about 445.6025486506.

The spelling of 88479569 in words is "eighty-eight million, four hundred seventy-nine thousand, five hundred sixty-nine".