89620539 has 4 divisors (see below), whose sum is σ = 119494056. Its totient is φ = 59747024.

The previous prime is 89620537. The next prime is 89620541. The reversal of 89620539 is 93502698.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (89620537) and next prime (89620541).

It is a cyclic number.

It is not a de Polignac number, because 89620539 - 2¹ = 89620537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89620539.

It is not an unprimeable number, because it can be changed into a prime (89620537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14936754 + ... + 14936759.

It is an arithmetic number, because the mean of its divisors is an integer number (29873514).

Almost surely, 2^89620539 is an apocalyptic number.

89620539 is a deficient number, since it is larger than the sum of its proper divisors (29873517).

89620539 is a wasteful number, since it uses less digits than its factorization.

89620539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29873516.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 89620539 is about 9466.8125047452. The cubic root of 89620539 is about 447.5097658158.

The spelling of 89620539 in words is "eighty-nine million, six hundred twenty thousand, five hundred thirty-nine".