84974472 has 96 divisors (see below), whose sum is σ = 259234560. Its totient is φ = 24912000.

The previous prime is 84974471. The next prime is 84974473. The reversal of 84974472 is 27447948.

It is an interprime number because it is at equal distance from previous prime (84974471) and next prime (84974473).

It is not an unprimeable number, because it can be changed into a prime (84974471) 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, 22822 + ... + 26282.

It is an arithmetic number, because the mean of its divisors is an integer number (2700360).

Almost surely, 2^84974472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84974472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129617280).

84974472 is an abundant number, since it is smaller than the sum of its proper divisors (174260088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84974472 is a wasteful number, since it uses less digits than its factorization.

84974472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515 (or 3508 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 84974472 is about 9218.1599031477. The cubic root of 84974472 is about 439.6389462330.

The spelling of 84974472 in words is "eighty-four million, nine hundred seventy-four thousand, four hundred seventy-two".