84043297 has 8 divisors (see below), whose sum is σ = 90710144. Its totient is φ = 77405328.

The previous prime is 84043279. The next prime is 84043303. The reversal of 84043297 is 79234048.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-84043297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84043237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963 + ... + 13000.

It is an arithmetic number, because the mean of its divisors is an integer number (11338768).

Almost surely, 2^84043297 is an apocalyptic number.

It is an amenable number.

84043297 is a deficient number, since it is larger than the sum of its proper divisors (6666847).

84043297 is a wasteful number, since it uses less digits than its factorization.

84043297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14439.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 84043297 is about 9167.5131306151. The cubic root of 84043297 is about 438.0271471119.

Subtracting from 84043297 its reverse (79234048), we obtain a square (4809249 = 2193²).

The spelling of 84043297 in words is "eighty-four million, forty-three thousand, two hundred ninety-seven".