1965042 has 12 divisors (see below), whose sum is σ = 4257630. Its totient is φ = 655008.

The previous prime is 1964987. The next prime is 1965077. The reversal of 1965042 is 2405691.

1965042 is a `hidden beast` number, since 1 + 9 + 650 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1929321 + 35721 = 1389^2 + 189^2 .

It is a super-2 number, since 2×1965042² = 7722780123528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1964997 and 1965015.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54567 + ... + 54602.

2^1965042 is an apocalyptic number.

1965042 is an abundant number, since it is smaller than the sum of its proper divisors (2292588).

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

1965042 is a wasteful number, since it uses less digits than its factorization.

1965042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109177 (or 109174 counting only the distinct ones).

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

The square root of 1965042 is about 1401.7995577114. The cubic root of 1965042 is about 125.2537140185.

The spelling of 1965042 in words is "one million, nine hundred sixty-five thousand, forty-two".