84272975 has 6 divisors (see below), whose sum is σ = 104498520. Its totient is φ = 67418360.

The previous prime is 84272959. The next prime is 84272977. The reversal of 84272975 is 57927248.

It is not a de Polignac number, because 84272975 - 2⁴ = 84272959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84272977) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1685435 + ... + 1685484.

It is an arithmetic number, because the mean of its divisors is an integer number (17416420).

Almost surely, 2^84272975 is an apocalyptic number.

84272975 is a deficient number, since it is larger than the sum of its proper divisors (20225545).

84272975 is a wasteful number, since it uses less digits than its factorization.

84272975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370929 (or 3370924 counting only the distinct ones).

The product of its digits is 282240, while the sum is 44.

The square root of 84272975 is about 9180.0313180294. The cubic root of 84272975 is about 438.4258054827.

The spelling of 84272975 in words is "eighty-four million, two hundred seventy-two thousand, nine hundred seventy-five".