89713961 has 8 divisors (see below), whose sum is σ = 93709440. Its totient is φ = 85726432.

The previous prime is 89713951. The next prime is 89713973. The reversal of 89713961 is 16931798.

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

It is a cyclic number.

It is not a de Polignac number, because 89713961 - 2¹⁰ = 89712937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (89713951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42980 + ... + 45018.

It is an arithmetic number, because the mean of its divisors is an integer number (11713680).

Almost surely, 2^89713961 is an apocalyptic number.

It is an amenable number.

89713961 is a deficient number, since it is larger than the sum of its proper divisors (3995479).

89713961 is a wasteful number, since it uses less digits than its factorization.

89713961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3975.

The product of its digits is 81648, while the sum is 44.

The square root of 89713961 is about 9471.7454040953. The cubic root of 89713961 is about 447.6652091228.

The spelling of 89713961 in words is "eighty-nine million, seven hundred thirteen thousand, nine hundred sixty-one".