84067412 has 72 divisors (see below), whose sum is σ = 180182016. Its totient is φ = 34056000.

The previous prime is 84067409. The next prime is 84067421. The reversal of 84067412 is 21476048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194837 + ... + 195267.

It is an arithmetic number, because the mean of its divisors is an integer number (2502528).

Almost surely, 2^84067412 is an apocalyptic number.

It is an amenable number.

84067412 is an abundant number, since it is smaller than the sum of its proper divisors (96114604).

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

84067412 is a wasteful number, since it uses less digits than its factorization.

84067412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 84067412 is about 9168.8282784661. The cubic root of 84067412 is about 438.0690382755.

The spelling of 84067412 in words is "eighty-four million, sixty-seven thousand, four hundred twelve".