2684457494 has 8 divisors (see below), whose sum is σ = 4026906120. Its totient is φ = 1342155456.

The previous prime is 2684457407. The next prime is 2684457497. The reversal of 2684457494 is 4947544862.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684457497) 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, 52877 + ... + 90359.

It is an arithmetic number, because the mean of its divisors is an integer number (503363265).

Almost surely, 2^2684457494 is an apocalyptic number.

2684457494 is a deficient number, since it is larger than the sum of its proper divisors (1342448626).

2684457494 is a wasteful number, since it uses less digits than its factorization.

2684457494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73294.

The product of its digits is 7741440, while the sum is 53.

The square root of 2684457494 is about 51811.7505398148. The cubic root of 2684457494 is about 1389.7995836159.

The spelling of 2684457494 in words is "two billion, six hundred eighty-four million, four hundred fifty-seven thousand, four hundred ninety-four".