1942056 has 72 divisors (see below), whose sum is σ = 5609370. Its totient is φ = 629856.

The previous prime is 1942049. The next prime is 1942067. The reversal of 1942056 is 6502491.

It can be written as a sum of positive squares in only one way, i.e., 1285956 + 656100 = 1134^2 + 810^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 52470 + ... + 52506.

2^1942056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1942056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2804685).

1942056 is an abundant number, since it is smaller than the sum of its proper divisors (3667314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1942056 is an frugal number, since it uses more digits than its factorization.

1942056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1942056 is about 1393.5766932609. The cubic root of 1942056 is about 124.7634138317.

The spelling of 1942056 in words is "one million, nine hundred forty-two thousand, fifty-six".