88549817 has 2 divisors, whose sum is σ = 88549818. Its totient is φ = 88549816.

The previous prime is 88549801. The next prime is 88549859. The reversal of 88549817 is 71894588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74926336 + 13623481 = 8656^2 + 3691^2 .

It is a cyclic number.

It is not a de Polignac number, because 88549817 - 2⁴ = 88549801 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88549117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44274908 + 44274909.

It is an arithmetic number, because the mean of its divisors is an integer number (44274909).

Almost surely, 2^88549817 is an apocalyptic number.

It is an amenable number.

88549817 is a deficient number, since it is larger than the sum of its proper divisors (1).

88549817 is an equidigital number, since it uses as much as digits as its factorization.

88549817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 50.

The square root of 88549817 is about 9410.0912322889. The cubic root of 88549817 is about 445.7204455754.

The spelling of 88549817 in words is "eighty-eight million, five hundred forty-nine thousand, eight hundred seventeen".