84727772 has 12 divisors (see below), whose sum is σ = 149043216. Its totient is φ = 42144000.

The previous prime is 84727723. The next prime is 84727781. The reversal of 84727772 is 27772748.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54104 + ... + 55647.

It is an arithmetic number, because the mean of its divisors is an integer number (12420268).

Almost surely, 2^84727772 is an apocalyptic number.

It is an amenable number.

84727772 is a deficient number, since it is larger than the sum of its proper divisors (64315444).

84727772 is a wasteful number, since it uses less digits than its factorization.

84727772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109948 (or 109946 counting only the distinct ones).

The product of its digits is 307328, while the sum is 44.

The square root of 84727772 is about 9204.7689813487. The cubic root of 84727772 is about 439.2130769285.

The spelling of 84727772 in words is "eighty-four million, seven hundred twenty-seven thousand, seven hundred seventy-two".