33411425 has 6 divisors (see below), whose sum is σ = 41430198. Its totient is φ = 26729120.

The previous prime is 33411383. The next prime is 33411431. The reversal of 33411425 is 52411433.

It can be written as a sum of positive squares in 3 ways, for example, as 11723776 + 21687649 = 3424^2 + 4657^2 .

It is not a de Polignac number, because 33411425 - 2⁶ = 33411361 is a prime.

It is a super-2 number, since 2×33411425² = 2232646641061250, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33411425.

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, 668204 + ... + 668253.

It is an arithmetic number, because the mean of its divisors is an integer number (6905033).

Almost surely, 2^33411425 is an apocalyptic number.

It is an amenable number.

33411425 is a deficient number, since it is larger than the sum of its proper divisors (8018773).

33411425 is a wasteful number, since it uses less digits than its factorization.

33411425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336467 (or 1336462 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 33411425 is about 5780.2616722775. The cubic root of 33411425 is about 322.0809211125.

Adding to 33411425 its reverse (52411433), we get a palindrome (85822858).

The spelling of 33411425 in words is "thirty-three million, four hundred eleven thousand, four hundred twenty-five".