84790319 has 4 divisors (see below), whose sum is σ = 85664544. Its totient is φ = 83916096.

The previous prime is 84790297. The next prime is 84790327. The reversal of 84790319 is 91309748.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 84790319 - 2⁸ = 84790063 is a prime.

It is a super-2 number, since 2×84790319² = 14378796392243522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84790379) 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, 436967 + ... + 437160.

It is an arithmetic number, because the mean of its divisors is an integer number (21416136).

Almost surely, 2^84790319 is an apocalyptic number.

84790319 is a deficient number, since it is larger than the sum of its proper divisors (874225).

84790319 is an equidigital number, since it uses as much as digits as its factorization.

84790319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874224.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 84790319 is about 9208.1658868637. The cubic root of 84790319 is about 439.3211276991.

The spelling of 84790319 in words is "eighty-four million, seven hundred ninety thousand, three hundred nineteen".