84798722 has 4 divisors (see below), whose sum is σ = 127198086. Its totient is φ = 42399360.

The previous prime is 84798689. The next prime is 84798743. The reversal of 84798722 is 22789748.

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 only one way, i.e., 54449641 + 30349081 = 7379^2 + 5509^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21199679 + ... + 21199682.

Almost surely, 2^84798722 is an apocalyptic number.

84798722 is a deficient number, since it is larger than the sum of its proper divisors (42399364).

84798722 is a wasteful number, since it uses less digits than its factorization.

84798722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42399363.

The product of its digits is 451584, while the sum is 47.

The square root of 84798722 is about 9208.6221553498. The cubic root of 84798722 is about 439.3356399435.

The spelling of 84798722 in words is "eighty-four million, seven hundred ninety-eight thousand, seven hundred twenty-two".