1967942 has 8 divisors (see below), whose sum is σ = 3047232. Its totient is φ = 952200.

The previous prime is 1967939. The next prime is 1967947. The reversal of 1967942 is 2497691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1967896 and 1967905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1967947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15809 + ... + 15932.

It is an arithmetic number, because the mean of its divisors is an integer number (380904).

2^1967942 is an apocalyptic number.

1967942 is a deficient number, since it is larger than the sum of its proper divisors (1079290).

1967942 is a wasteful number, since it uses less digits than its factorization.

1967942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31774.

The product of its digits is 27216, while the sum is 38.

The square root of 1967942 is about 1402.8335610471. The cubic root of 1967942 is about 125.3153000185.

The spelling of 1967942 in words is "one million, nine hundred sixty-seven thousand, nine hundred forty-two".