33425242 has 4 divisors (see below), whose sum is σ = 50137866. Its totient is φ = 16712620.

The previous prime is 33425221. The next prime is 33425297. The reversal of 33425242 is 24252433.

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

It can be written as a sum of positive squares in only one way, i.e., 20529961 + 12895281 = 4531^2 + 3591^2 .

It is a super-2 number, since 2×33425242² = 2234493605517128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8356309 + ... + 8356312.

Almost surely, 2^33425242 is an apocalyptic number.

33425242 is a deficient number, since it is larger than the sum of its proper divisors (16712624).

33425242 is a wasteful number, since it uses less digits than its factorization.

33425242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16712623.

The product of its digits is 5760, while the sum is 25.

The square root of 33425242 is about 5781.4567368441. The cubic root of 33425242 is about 322.1253129015.

Adding to 33425242 its reverse (24252433), we get a palindrome (57677675).

The spelling of 33425242 in words is "thirty-three million, four hundred twenty-five thousand, two hundred forty-two".