84899229 has 4 divisors (see below), whose sum is σ = 113198976. Its totient is φ = 56599484.

The previous prime is 84899209. The next prime is 84899237. The reversal of 84899229 is 92299848.

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 a cyclic number.

It is not a de Polignac number, because 84899229 - 2²⁰ = 83850653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84899209) 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, 14149869 + ... + 14149874.

It is an arithmetic number, because the mean of its divisors is an integer number (28299744).

Almost surely, 2^84899229 is an apocalyptic number.

It is an amenable number.

84899229 is a deficient number, since it is larger than the sum of its proper divisors (28299747).

84899229 is a wasteful number, since it uses less digits than its factorization.

84899229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28299746.

The product of its digits is 746496, while the sum is 51.

The square root of 84899229 is about 9214.0777617730. The cubic root of 84899229 is about 439.5091444189.

The spelling of 84899229 in words is "eighty-four million, eight hundred ninety-nine thousand, two hundred twenty-nine".