89567949 has 4 divisors (see below), whose sum is σ = 119423936. Its totient is φ = 59711964.

The previous prime is 89567941. The next prime is 89567963. The reversal of 89567949 is 94976598.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 89567949 - 2³ = 89567941 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89567941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14927989 + ... + 14927994.

It is an arithmetic number, because the mean of its divisors is an integer number (29855984).

Almost surely, 2^89567949 is an apocalyptic number.

It is an amenable number.

89567949 is a deficient number, since it is larger than the sum of its proper divisors (29855987).

89567949 is a wasteful number, since it uses less digits than its factorization.

89567949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29855986.

The product of its digits is 4898880, while the sum is 57.

The square root of 89567949 is about 9464.0344990918. The cubic root of 89567949 is about 447.4222146668.

The spelling of 89567949 in words is "eighty-nine million, five hundred sixty-seven thousand, nine hundred forty-nine".