89499650 has 12 divisors (see below), whose sum is σ = 166469442. Its totient is φ = 35799840.

The previous prime is 89499629. The next prime is 89499667. The reversal of 89499650 is 5699498.

It can be written as a sum of positive squares in 3 ways, for example, as 47210641 + 42289009 = 6871^2 + 6503^2 .

It is a Harshad number since it is a multiple of its sum of digits (50), and also a Moran number because the ratio is a prime number: 1789993 = 89499650 / (8 + 9 + 4 + 9 + 9 + 6 + 5 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 894947 + ... + 895046.

Almost surely, 2^89499650 is an apocalyptic number.

89499650 is a deficient number, since it is larger than the sum of its proper divisors (76969792).

89499650 is a wasteful number, since it uses less digits than its factorization.

89499650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790005 (or 1790000 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 89499650 is about 9460.4254661194. The cubic root of 89499650 is about 447.3084602088.

The spelling of 89499650 in words is "eighty-nine million, four hundred ninety-nine thousand, six hundred fifty".