2683867478 has 8 divisors (see below), whose sum is σ = 4056532920. Its totient is φ = 1331689840.

The previous prime is 2683867463. The next prime is 2683867519. The reversal of 2683867478 is 8747683862.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5121623 + ... + 5122146.

It is an arithmetic number, because the mean of its divisors is an integer number (507066615).

Almost surely, 2^2683867478 is an apocalyptic number.

2683867478 is a deficient number, since it is larger than the sum of its proper divisors (1372665442).

2683867478 is a wasteful number, since it uses less digits than its factorization.

2683867478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10243902.

The product of its digits is 21676032, while the sum is 59.

The square root of 2683867478 is about 51806.0563833998. The cubic root of 2683867478 is about 1389.6977549626.

The spelling of 2683867478 in words is "two billion, six hundred eighty-three million, eight hundred sixty-seven thousand, four hundred seventy-eight".