1849698242 has 32 divisors (see below), whose sum is σ = 3334072320. Its totient is φ = 752834880.

The previous prime is 1849698233. The next prime is 1849698269. The reversal of 1849698242 is 2428969481.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12578 + ... + 62109.

It is an arithmetic number, because the mean of its divisors is an integer number (104189760).

Almost surely, 2^1849698242 is an apocalyptic number.

1849698242 is a deficient number, since it is larger than the sum of its proper divisors (1484374078).

1849698242 is a wasteful number, since it uses less digits than its factorization.

1849698242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74786.

The product of its digits is 1990656, while the sum is 53.

The square root of 1849698242 is about 43008.1183266601. The cubic root of 1849698242 is about 1227.5342768997.

The spelling of 1849698242 in words is "one billion, eight hundred forty-nine million, six hundred ninety-eight thousand, two hundred forty-two".