88412609 has 2 divisors, whose sum is σ = 88412610. Its totient is φ = 88412608.

The previous prime is 88412579. The next prime is 88412633. The reversal of 88412609 is 90621488.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66994225 + 21418384 = 8185^2 + 4628^2 .

It is a cyclic number.

It is not a de Polignac number, because 88412609 - 2¹⁶ = 88347073 is a prime.

It is not a weakly prime, because it can be changed into another prime (88412659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44206304 + 44206305.

It is an arithmetic number, because the mean of its divisors is an integer number (44206305).

Almost surely, 2^88412609 is an apocalyptic number.

It is an amenable number.

88412609 is a deficient number, since it is larger than the sum of its proper divisors (1).

88412609 is an equidigital number, since it uses as much as digits as its factorization.

88412609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 88412609 is about 9402.7979346575. The cubic root of 88412609 is about 445.4901118586.

The spelling of 88412609 in words is "eighty-eight million, four hundred twelve thousand, six hundred nine".