1939577342 has 8 divisors (see below), whose sum is σ = 3062490600. Its totient is φ = 918747144.

The previous prime is 1939577317. The next prime is 1939577359. The reversal of 1939577342 is 2437759391.

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, 25520717 + ... + 25520792.

It is an arithmetic number, because the mean of its divisors is an integer number (382811325).

Almost surely, 2^1939577342 is an apocalyptic number.

1939577342 is a deficient number, since it is larger than the sum of its proper divisors (1122913258).

1939577342 is a wasteful number, since it uses less digits than its factorization.

1939577342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51041530.

The product of its digits is 1428840, while the sum is 50.

The square root of 1939577342 is about 44040.6328519471. The cubic root of 1939577342 is about 1247.1031246367.

The spelling of 1939577342 in words is "one billion, nine hundred thirty-nine million, five hundred seventy-seven thousand, three hundred forty-two".