9956942 has 4 divisors (see below), whose sum is σ = 14935416. Its totient is φ = 4978470.

The previous prime is 9956941. The next prime is 9956963. The reversal of 9956942 is 2496599.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 9956893 and 9956902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9956941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489234 + ... + 2489237.

It is an arithmetic number, because the mean of its divisors is an integer number (3733854).

Almost surely, 2^9956942 is an apocalyptic number.

9956942 is a deficient number, since it is larger than the sum of its proper divisors (4978474).

9956942 is a wasteful number, since it uses less digits than its factorization.

9956942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4978473.

The product of its digits is 174960, while the sum is 44.

The square root of 9956942 is about 3155.4622482293. The cubic root of 9956942 is about 215.1338052974.

The spelling of 9956942 in words is "nine million, nine hundred fifty-six thousand, nine hundred forty-two".