984494279 has 4 divisors (see below), whose sum is σ = 997980576. Its totient is φ = 971007984.

The previous prime is 984494263. The next prime is 984494281. The reversal of 984494279 is 972494489.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 972494489 = 1091 ⋅891379.

It is a cyclic number.

It is not a de Polignac number, because 984494279 - 2⁴ = 984494263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (984494219) 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, 6743039 + ... + 6743184.

It is an arithmetic number, because the mean of its divisors is an integer number (249495144).

Almost surely, 2^984494279 is an apocalyptic number.

984494279 is a deficient number, since it is larger than the sum of its proper divisors (13486297).

984494279 is a wasteful number, since it uses less digits than its factorization.

984494279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13486296.

The product of its digits is 5225472, while the sum is 56.

The square root of 984494279 is about 31376.6518130918. The cubic root of 984494279 is about 994.8044796499.

The spelling of 984494279 in words is "nine hundred eighty-four million, four hundred ninety-four thousand, two hundred seventy-nine".