84166744 has 16 divisors (see below), whose sum is σ = 157984200. Its totient is φ = 42037632.

The previous prime is 84166723. The next prime is 84166757. The reversal of 84166744 is 44766148.

It is a junction number, because it is equal to n+sod(n) for n = 84166697 and 84166706.

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, 2859 + ... + 13285.

Almost surely, 2^84166744 is an apocalyptic number.

It is an amenable number.

84166744 is a deficient number, since it is larger than the sum of its proper divisors (73817456).

84166744 is a wasteful number, since it uses less digits than its factorization.

84166744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11442 (or 11438 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 84166744 is about 9174.2435110477. The cubic root of 84166744 is about 438.2415075889.

The spelling of 84166744 in words is "eighty-four million, one hundred sixty-six thousand, seven hundred forty-four".