88566949 has 2 divisors, whose sum is σ = 88566950. Its totient is φ = 88566948.

The previous prime is 88566943. The next prime is 88566953. The reversal of 88566949 is 94966588.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71402500 + 17164449 = 8450^2 + 4143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88566949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88566949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88566943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44283474 + 44283475.

It is an arithmetic number, because the mean of its divisors is an integer number (44283475).

Almost surely, 2^88566949 is an apocalyptic number.

It is an amenable number.

88566949 is a deficient number, since it is larger than the sum of its proper divisors (1).

88566949 is an equidigital number, since it uses as much as digits as its factorization.

88566949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 55.

The square root of 88566949 is about 9411.0014876208. The cubic root of 88566949 is about 445.7491886812.

The spelling of 88566949 in words is "eighty-eight million, five hundred sixty-six thousand, nine hundred forty-nine".