88943839 has 2 divisors, whose sum is σ = 88943840. Its totient is φ = 88943838.

The previous prime is 88943837. The next prime is 88943843. The reversal of 88943839 is 93834988.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88943839 - 2¹ = 88943837 is a prime.

It is a super-2 number, since 2×88943839² = 15822012992115842, which contains 22 as substring.

Together with 88943837, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88943831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44471919 + 44471920.

It is an arithmetic number, because the mean of its divisors is an integer number (44471920).

Almost surely, 2^88943839 is an apocalyptic number.

88943839 is a deficient number, since it is larger than the sum of its proper divisors (1).

88943839 is an equidigital number, since it uses as much as digits as its factorization.

88943839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 52.

The square root of 88943839 is about 9431.0041352976. The cubic root of 88943839 is about 446.3805779818.

The spelling of 88943839 in words is "eighty-eight million, nine hundred forty-three thousand, eight hundred thirty-nine".