89616497 has 8 divisors (see below), whose sum is σ = 90888000. Its totient is φ = 88354224.

The previous prime is 89616493. The next prime is 89616547. The reversal of 89616497 is 79461698.

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 89616497 - 2² = 89616493 is a prime.

It is a super-2 number, since 2×89616497² = 16062233069102018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89616493) 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, 18548 + ... + 22874.

It is an arithmetic number, because the mean of its divisors is an integer number (11361000).

Almost surely, 2^89616497 is an apocalyptic number.

It is an amenable number.

89616497 is a deficient number, since it is larger than the sum of its proper divisors (1271503).

89616497 is a wasteful number, since it uses less digits than its factorization.

89616497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4615.

The product of its digits is 653184, while the sum is 50.

The square root of 89616497 is about 9466.5990197114. The cubic root of 89616497 is about 447.5030379620.

The spelling of 89616497 in words is "eighty-nine million, six hundred sixteen thousand, four hundred ninety-seven".