84261723 has 32 divisors (see below), whose sum is σ = 141120000. Its totient is φ = 44438688.

The previous prime is 84261703. The next prime is 84261731. The reversal of 84261723 is 32716248.

It is not a de Polignac number, because 84261723 - 2⁶ = 84261659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84261703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10228 + ... + 16526.

It is an arithmetic number, because the mean of its divisors is an integer number (4410000).

Almost surely, 2^84261723 is an apocalyptic number.

84261723 is a deficient number, since it is larger than the sum of its proper divisors (56858277).

84261723 is a wasteful number, since it uses less digits than its factorization.

84261723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6336 (or 6322 counting only the distinct ones).

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

The square root of 84261723 is about 9179.4184456315. The cubic root of 84261723 is about 438.4062919643.

The spelling of 84261723 in words is "eighty-four million, two hundred sixty-one thousand, seven hundred twenty-three".