89046557 has 2 divisors, whose sum is σ = 89046558. Its totient is φ = 89046556.

The previous prime is 89046523. The next prime is 89046563. The reversal of 89046557 is 75564098.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56715961 + 32330596 = 7531^2 + 5686^2 .

It is a cyclic number.

It is not a de Polignac number, because 89046557 - 2¹⁸ = 88784413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89046257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44523278 + 44523279.

It is an arithmetic number, because the mean of its divisors is an integer number (44523279).

Almost surely, 2^89046557 is an apocalyptic number.

It is an amenable number.

89046557 is a deficient number, since it is larger than the sum of its proper divisors (1).

89046557 is an equidigital number, since it uses as much as digits as its factorization.

89046557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 89046557 is about 9436.4483255089. The cubic root of 89046557 is about 446.5523480987.

The spelling of 89046557 in words is "eighty-nine million, forty-six thousand, five hundred fifty-seven".