84834765 has 24 divisors (see below), whose sum is σ = 150179328. Its totient is φ = 44281440.

The previous prime is 84834749. The next prime is 84834767. The reversal of 84834765 is 56743848.

It is not a de Polignac number, because 84834765 - 2⁴ = 84834749 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 84834765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84834767) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17941 + ... + 22170.

It is an arithmetic number, because the mean of its divisors is an integer number (6257472).

Almost surely, 2^84834765 is an apocalyptic number.

It is an amenable number.

84834765 is a deficient number, since it is larger than the sum of its proper divisors (65344563).

84834765 is a wasteful number, since it uses less digits than its factorization.

84834765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40169 (or 40166 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 84834765 is about 9210.5789720299. The cubic root of 84834765 is about 439.3978764612.

The spelling of 84834765 in words is "eighty-four million, eight hundred thirty-four thousand, seven hundred sixty-five".