1047899342 has 32 divisors (see below), whose sum is σ = 1824596928. Its totient is φ = 442100736.

The previous prime is 1047899339. The next prime is 1047899353. The reversal of 1047899342 is 2439987401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265568 + ... + 269484.

It is an arithmetic number, because the mean of its divisors is an integer number (57018654).

Almost surely, 2^1047899342 is an apocalyptic number.

1047899342 is a deficient number, since it is larger than the sum of its proper divisors (776697586).

1047899342 is a wasteful number, since it uses less digits than its factorization.

1047899342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4220.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 1047899342 is about 32371.2734071429. The cubic root of 1047899342 is about 1015.7180944118.

The spelling of 1047899342 in words is "one billion, forty-seven million, eight hundred ninety-nine thousand, three hundred forty-two".