89541939 has 4 divisors (see below), whose sum is σ = 119389256. Its totient is φ = 59694624.

The previous prime is 89541913. The next prime is 89541973. The reversal of 89541939 is 93914598.

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

It is not a de Polignac number, because 89541939 - 2⁹ = 89541427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89541989) 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, 14923654 + ... + 14923659.

It is an arithmetic number, because the mean of its divisors is an integer number (29847314).

Almost surely, 2^89541939 is an apocalyptic number.

89541939 is a deficient number, since it is larger than the sum of its proper divisors (29847317).

89541939 is a wasteful number, since it uses less digits than its factorization.

89541939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29847316.

The product of its digits is 349920, while the sum is 48.

The square root of 89541939 is about 9462.6602496338. The cubic root of 89541939 is about 447.3789008899.

The spelling of 89541939 in words is "eighty-nine million, five hundred forty-one thousand, nine hundred thirty-nine".