88368457 has 2 divisors, whose sum is σ = 88368458. Its totient is φ = 88368456.

The previous prime is 88368421. The next prime is 88368463. The reversal of 88368457 is 75486388.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74373376 + 13995081 = 8624^2 + 3741^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88368457 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88368457.

It is not a weakly prime, because it can be changed into another prime (88368257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44184228 + 44184229.

It is an arithmetic number, because the mean of its divisors is an integer number (44184229).

Almost surely, 2^88368457 is an apocalyptic number.

It is an amenable number.

88368457 is a deficient number, since it is larger than the sum of its proper divisors (1).

88368457 is an equidigital number, since it uses as much as digits as its factorization.

88368457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1290240, while the sum is 49.

The square root of 88368457 is about 9400.4498296624. The cubic root of 88368457 is about 445.4159423680.

The spelling of 88368457 in words is "eighty-eight million, three hundred sixty-eight thousand, four hundred fifty-seven".