88392869 has 2 divisors, whose sum is σ = 88392870. Its totient is φ = 88392868.

The previous prime is 88392851. The next prime is 88392893. The reversal of 88392869 is 96829388.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85784644 + 2608225 = 9262^2 + 1615^2 .

It is a cyclic number.

It is not a de Polignac number, because 88392869 - 2⁸ = 88392613 is a prime.

It is a super-2 number, since 2×88392869² = 15626598580102322, which contains 22 as substring.

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 88392869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88392839) 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, 44196434 + 44196435.

It is an arithmetic number, because the mean of its divisors is an integer number (44196435).

Almost surely, 2^88392869 is an apocalyptic number.

It is an amenable number.

88392869 is a deficient number, since it is larger than the sum of its proper divisors (1).

88392869 is an equidigital number, since it uses as much as digits as its factorization.

88392869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 53.

The square root of 88392869 is about 9401.7481885020. The cubic root of 88392869 is about 445.4569543355.

The spelling of 88392869 in words is "eighty-eight million, three hundred ninety-two thousand, eight hundred sixty-nine".