89340551 has 4 divisors (see below), whose sum is σ = 89409504. Its totient is φ = 89271600.

The previous prime is 89340523. The next prime is 89340557. The reversal of 89340551 is 15504398.

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

It is a cyclic number.

It is not a de Polignac number, because 89340551 - 2¹⁴ = 89324167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89340557) 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, 32495 + ... + 35136.

It is an arithmetic number, because the mean of its divisors is an integer number (22352376).

Almost surely, 2^89340551 is an apocalyptic number.

89340551 is a deficient number, since it is larger than the sum of its proper divisors (68953).

89340551 is a wasteful number, since it uses less digits than its factorization.

89340551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68952.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 89340551 is about 9452.0130660087. The cubic root of 89340551 is about 447.0432504566.

The spelling of 89340551 in words is "eighty-nine million, three hundred forty thousand, five hundred fifty-one".