84228337 has 4 divisors (see below), whose sum is σ = 84715380. Its totient is φ = 83741296.

The previous prime is 84228329. The next prime is 84228343. The reversal of 84228337 is 73382248.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79405921 + 4822416 = 8911^2 + 2196^2 .

It is a cyclic number.

It is not a de Polignac number, because 84228337 - 2³ = 84228329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84228296 and 84228305.

It is not an unprimeable number, because it can be changed into a prime (84228377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243262 + ... + 243607.

It is an arithmetic number, because the mean of its divisors is an integer number (21178845).

Almost surely, 2^84228337 is an apocalyptic number.

It is an amenable number.

84228337 is a deficient number, since it is larger than the sum of its proper divisors (487043).

84228337 is a wasteful number, since it uses less digits than its factorization.

84228337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487042.

The product of its digits is 64512, while the sum is 37.

The square root of 84228337 is about 9177.5997406729. The cubic root of 84228337 is about 438.3483828471.

The spelling of 84228337 in words is "eighty-four million, two hundred twenty-eight thousand, three hundred thirty-seven".