2798519426 has 4 divisors (see below), whose sum is σ = 4197779142. Its totient is φ = 1399259712.

The previous prime is 2798519377. The next prime is 2798519483. The reversal of 2798519426 is 6249158972.

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., 2797881025 + 638401 = 52895^2 + 799^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699629855 + ... + 699629858.

Almost surely, 2^2798519426 is an apocalyptic number.

2798519426 is a deficient number, since it is larger than the sum of its proper divisors (1399259716).

2798519426 is a wasteful number, since it uses less digits than its factorization.

2798519426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399259715.

The product of its digits is 2177280, while the sum is 53.

The square root of 2798519426 is about 52901.0342621012. The cubic root of 2798519426 is about 1409.2112729152.

The spelling of 2798519426 in words is "two billion, seven hundred ninety-eight million, five hundred nineteen thousand, four hundred twenty-six".