89777214 has 32 divisors (see below), whose sum is σ = 206388000. Its totient is φ = 28893312.

The previous prime is 89777213. The next prime is 89777227. The reversal of 89777214 is 41277798.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 89777214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89777213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27099 + ... + 30230.

It is an arithmetic number, because the mean of its divisors is an integer number (6449625).

Almost surely, 2^89777214 is an apocalyptic number.

89777214 is an abundant number, since it is smaller than the sum of its proper divisors (116610786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89777214 is a wasteful number, since it uses less digits than its factorization.

89777214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57369 (or 57363 counting only the distinct ones).

The product of its digits is 197568, while the sum is 45.

The square root of 89777214 is about 9475.0838518717. The cubic root of 89777214 is about 447.7703934776.

The spelling of 89777214 in words is "eighty-nine million, seven hundred seventy-seven thousand, two hundred fourteen".