89725798 has 8 divisors (see below), whose sum is σ = 134826120. Its totient is φ = 44783760.

The previous prime is 89725789. The next prime is 89725807. The reversal of 89725798 is 89752798.

It is an interprime number because it is at equal distance from previous prime (89725789) and next prime (89725807).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38143 + ... + 40426.

It is an arithmetic number, because the mean of its divisors is an integer number (16853265).

Almost surely, 2^89725798 is an apocalyptic number.

89725798 is a deficient number, since it is larger than the sum of its proper divisors (45100322).

89725798 is a wasteful number, since it uses less digits than its factorization.

89725798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79142.

The product of its digits is 2540160, while the sum is 55.

The square root of 89725798 is about 9472.3702419194. The cubic root of 89725798 is about 447.6848968057.

Subtracting 89725798 from its reverse (89752798), we obtain a cube (27000 = 30³).

The spelling of 89725798 in words is "eighty-nine million, seven hundred twenty-five thousand, seven hundred ninety-eight".