84906072 has 24 divisors (see below), whose sum is σ = 229954140. Its totient is φ = 28302000.

The previous prime is 84906067. The next prime is 84906077. The reversal of 84906072 is 27060948.

84906072 is a `hidden beast` number, since 8 + 49 + 0 + 607 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (84906067) and next prime (84906077).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84906077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 589554 + ... + 589697.

Almost surely, 2^84906072 is an apocalyptic number.

It is an amenable number.

84906072 is an abundant number, since it is smaller than the sum of its proper divisors (145048068).

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

84906072 is a wasteful number, since it uses less digits than its factorization.

84906072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179263 (or 1179256 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 84906072 is about 9214.4490882526. The cubic root of 84906072 is about 439.5209524581.

The spelling of 84906072 in words is "eighty-four million, nine hundred six thousand, seventy-two".