84073740 has 48 divisors (see below), whose sum is σ = 245645568. Its totient is φ = 21444544.

The previous prime is 84073711. The next prime is 84073757. The reversal of 84073740 is 4737048.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 29082 + ... + 31841.

It is an arithmetic number, because the mean of its divisors is an integer number (5117616).

Almost surely, 2^84073740 is an apocalyptic number.

It is an amenable number.

84073740 is an abundant number, since it is smaller than the sum of its proper divisors (161571828).

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

84073740 is a wasteful number, since it uses less digits than its factorization.

84073740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60958 (or 60956 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 84073740 is about 9169.1733542343. The cubic root of 84073740 is about 438.0800295790.

The spelling of 84073740 in words is "eighty-four million, seventy-three thousand, seven hundred forty".