2698349042 has 4 divisors (see below), whose sum is σ = 4047523566. Its totient is φ = 1349174520.

The previous prime is 2698349039. The next prime is 2698349063. The reversal of 2698349042 is 2409438962.

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., 1765596361 + 932752681 = 42019^2 + 30541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674587259 + ... + 674587262.

Almost surely, 2^2698349042 is an apocalyptic number.

2698349042 is a deficient number, since it is larger than the sum of its proper divisors (1349174524).

2698349042 is a wasteful number, since it uses less digits than its factorization.

2698349042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349174523.

The product of its (nonzero) digits is 746496, while the sum is 47.

The square root of 2698349042 is about 51945.6354470710. The cubic root of 2698349042 is about 1392.1927748746.

The spelling of 2698349042 in words is "two billion, six hundred ninety-eight million, three hundred forty-nine thousand, forty-two".