1956746942 has 8 divisors (see below), whose sum is σ = 3062734416. Its totient is φ = 935835472.

The previous prime is 1956746927. The next prime is 1956746983. The reversal of 1956746942 is 2496476591.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21268943 + ... + 21269034.

It is an arithmetic number, because the mean of its divisors is an integer number (382841802).

Almost surely, 2^1956746942 is an apocalyptic number.

1956746942 is a deficient number, since it is larger than the sum of its proper divisors (1105987474).

1956746942 is a wasteful number, since it uses less digits than its factorization.

1956746942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42538002.

The product of its digits is 3265920, while the sum is 53.

The square root of 1956746942 is about 44235.1324401770. The cubic root of 1956746942 is about 1250.7722038228.

The spelling of 1956746942 in words is "one billion, nine hundred fifty-six million, seven hundred forty-six thousand, nine hundred forty-two".