33242500 has 30 divisors (see below), whose sum is σ = 72700166. Its totient is φ = 13296000.

The previous prime is 33242491. The next prime is 33242507. The reversal of 33242500 is 524233.

It can be written as a sum of positive squares in 5 ways, for example, as 24681024 + 8561476 = 4968^2 + 2926^2 .

It is a super-2 number, since 2×33242500² = 2210127612500000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33242507) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4149 + ... + 9148.

Almost surely, 2^33242500 is an apocalyptic number.

It is an amenable number.

33242500 is an abundant number, since it is smaller than the sum of its proper divisors (39457666).

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

33242500 is a wasteful number, since it uses less digits than its factorization.

33242500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13321 (or 13304 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 33242500 is about 5765.6309281812. The cubic root of 33242500 is about 321.5372002036.

Adding to 33242500 its reverse (524233), we get a palindrome (33766733).

The spelling of 33242500 in words is "thirty-three million, two hundred forty-two thousand, five hundred".