1955942 has 4 divisors (see below), whose sum is σ = 2933916. Its totient is φ = 977970.

The previous prime is 1955939. The next prime is 1955957. The reversal of 1955942 is 2495591.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488984 + ... + 488987.

It is an arithmetic number, because the mean of its divisors is an integer number (733479).

2^1955942 is an apocalyptic number.

1955942 is a deficient number, since it is larger than the sum of its proper divisors (977974).

1955942 is an equidigital number, since it uses as much as digits as its factorization.

1955942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977973.

The product of its digits is 16200, while the sum is 35.

The square root of 1955942 is about 1398.5499633549. The cubic root of 1955942 is about 125.0600671309.

The spelling of 1955942 in words is "one million, nine hundred fifty-five thousand, nine hundred forty-two".