33225460 has 12 divisors (see below), whose sum is σ = 69773508. Its totient is φ = 13290176.

The previous prime is 33225427. The next prime is 33225461. The reversal of 33225460 is 6452233.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12194064 + 21031396 = 3492^2 + 4586^2 .

It is a super-2 number, since 2×33225460² = 2207862384423200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33225461) 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, 830617 + ... + 830656.

It is an arithmetic number, because the mean of its divisors is an integer number (5814459).

Almost surely, 2^33225460 is an apocalyptic number.

It is an amenable number.

33225460 is an abundant number, since it is smaller than the sum of its proper divisors (36548048).

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

33225460 is a wasteful number, since it uses less digits than its factorization.

33225460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661282 (or 1661280 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 33225460 is about 5764.1530167059. The cubic root of 33225460 is about 321.4822511641.

Adding to 33225460 its reverse (6452233), we get a palindrome (39677693).

The spelling of 33225460 in words is "thirty-three million, two hundred twenty-five thousand, four hundred sixty".