89034787 has 2 divisors, whose sum is σ = 89034788. Its totient is φ = 89034786.

The previous prime is 89034769. The next prime is 89034791. The reversal of 89034787 is 78743098.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89034787 is a prime.

It is a super-2 number, since 2×89034787² = 15854386592270738, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (89034707) 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, 44517393 + 44517394.

It is an arithmetic number, because the mean of its divisors is an integer number (44517394).

Almost surely, 2^89034787 is an apocalyptic number.

89034787 is a deficient number, since it is larger than the sum of its proper divisors (1).

89034787 is an equidigital number, since it uses as much as digits as its factorization.

89034787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 89034787 is about 9435.8246592442. The cubic root of 89034787 is about 446.5326724260.

The spelling of 89034787 in words is "eighty-nine million, thirty-four thousand, seven hundred eighty-seven".