33240542 has 16 divisors (see below), whose sum is σ = 53343360. Its totient is φ = 15479808.

The previous prime is 33240539. The next prime is 33240551. The reversal of 33240542 is 24504233.

It is a super-2 number, since 2×33240542² = 2209867264907528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742 + ... + 8337.

It is an arithmetic number, because the mean of its divisors is an integer number (3333960).

Almost surely, 2^33240542 is an apocalyptic number.

33240542 is a deficient number, since it is larger than the sum of its proper divisors (20102818).

33240542 is a wasteful number, since it uses less digits than its factorization.

33240542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10195.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 33240542 is about 5765.4611263974. The cubic root of 33240542 is about 321.5308871786.

Adding to 33240542 its reverse (24504233), we get a palindrome (57744775).

The spelling of 33240542 in words is "thirty-three million, two hundred forty thousand, five hundred forty-two".