89963387 has 2 divisors, whose sum is σ = 89963388. Its totient is φ = 89963386.

The previous prime is 89963297. The next prime is 89963407. The reversal of 89963387 is 78336998.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89963387 - 2²² = 85769083 is a prime.

It is a super-2 number, since 2×89963387² = 16186822001023538, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89963087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44981693 + 44981694.

It is an arithmetic number, because the mean of its divisors is an integer number (44981694).

Almost surely, 2^89963387 is an apocalyptic number.

89963387 is a deficient number, since it is larger than the sum of its proper divisors (1).

89963387 is an equidigital number, since it uses as much as digits as its factorization.

89963387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 53.

The square root of 89963387 is about 9484.9031096791. The cubic root of 89963387 is about 448.0796969051.

The spelling of 89963387 in words is "eighty-nine million, nine hundred sixty-three thousand, three hundred eighty-seven".