33251242 has 8 divisors (see below), whose sum is σ = 50037156. Its totient is φ = 16572192.

The previous prime is 33251227. The next prime is 33251243. The reversal of 33251242 is 24215233.

It can be written as a sum of positive squares in 2 ways, for example, as 33074001 + 177241 = 5751^2 + 421^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33251242² = 2211290189085128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33251243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25933 + ... + 27184.

Almost surely, 2^33251242 is an apocalyptic number.

33251242 is a deficient number, since it is larger than the sum of its proper divisors (16785914).

33251242 is a wasteful number, since it uses less digits than its factorization.

33251242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53432.

The product of its digits is 1440, while the sum is 22.

The square root of 33251242 is about 5766.3889913879. The cubic root of 33251242 is about 321.5653833210.

Adding to 33251242 its reverse (24215233), we get a palindrome (57466475).

The spelling of 33251242 in words is "thirty-three million, two hundred fifty-one thousand, two hundred forty-two".