88769591 has 2 divisors, whose sum is σ = 88769592. Its totient is φ = 88769590.

The previous prime is 88769567. The next prime is 88769621. The reversal of 88769591 is 19596788.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88769591 - 2¹⁴ = 88753207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88769521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44384795 + 44384796.

It is an arithmetic number, because the mean of its divisors is an integer number (44384796).

Almost surely, 2^88769591 is an apocalyptic number.

88769591 is a deficient number, since it is larger than the sum of its proper divisors (1).

88769591 is an equidigital number, since it uses as much as digits as its factorization.

88769591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 53.

The square root of 88769591 is about 9421.7615656521. The cubic root of 88769591 is about 446.0888891582.

The spelling of 88769591 in words is "eighty-eight million, seven hundred sixty-nine thousand, five hundred ninety-one".