33942425 has 12 divisors (see below), whose sum is σ = 45915216. Its totient is φ = 24685200.

The previous prime is 33942409. The next prime is 33942443. The reversal of 33942425 is 52424933.

33942425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 33942425 - 2⁴ = 33942409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33942391 and 33942400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61439 + ... + 61988.

It is an arithmetic number, because the mean of its divisors is an integer number (3826268).

Almost surely, 2^33942425 is an apocalyptic number.

It is an amenable number.

33942425 is a deficient number, since it is larger than the sum of its proper divisors (11972791).

33942425 is a wasteful number, since it uses less digits than its factorization.

33942425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123448 (or 123443 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 33942425 is about 5826.0127874903. The cubic root of 33942425 is about 323.7782134295.

The spelling of 33942425 in words is "thirty-three million, nine hundred forty-two thousand, four hundred twenty-five".