89742607 has 2 divisors, whose sum is σ = 89742608. Its totient is φ = 89742606.

The previous prime is 89742589. The next prime is 89742659. The reversal of 89742607 is 70624798.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89742607 - 2⁷ = 89742479 is a prime.

It is a super-2 number, since 2×89742607² = 16107471022312898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89742707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44871303 + 44871304.

It is an arithmetic number, because the mean of its divisors is an integer number (44871304).

Almost surely, 2^89742607 is an apocalyptic number.

89742607 is a deficient number, since it is larger than the sum of its proper divisors (1).

89742607 is an equidigital number, since it uses as much as digits as its factorization.

89742607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 89742607 is about 9473.2574650962. The cubic root of 89742607 is about 447.7128511055.

The spelling of 89742607 in words is "eighty-nine million, seven hundred forty-two thousand, six hundred seven".