84621273 has 16 divisors (see below), whose sum is σ = 123877056. Its totient is φ = 50955840.

The previous prime is 84621241. The next prime is 84621283. The reversal of 84621273 is 37212648.

It is not a de Polignac number, because 84621273 - 2⁵ = 84621241 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (84621283) 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, 2986 + ... + 13347.

It is an arithmetic number, because the mean of its divisors is an integer number (7742316).

Almost surely, 2^84621273 is an apocalyptic number.

It is an amenable number.

84621273 is a deficient number, since it is larger than the sum of its proper divisors (39255783).

84621273 is a wasteful number, since it uses less digits than its factorization.

84621273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16504.

The product of its digits is 16128, while the sum is 33.

The square root of 84621273 is about 9198.9821719579. The cubic root of 84621273 is about 439.0289760746.

The spelling of 84621273 in words is "eighty-four million, six hundred twenty-one thousand, two hundred seventy-three".