33342040 has 32 divisors (see below), whose sum is σ = 75195360. Its totient is φ = 13305600.

The previous prime is 33342037. The next prime is 33342059. The reversal of 33342040 is 4024333.

It is a super-2 number, since 2×33342040² = 2223383262723200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33341999 and 33342017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24580 + ... + 25900.

It is an arithmetic number, because the mean of its divisors is an integer number (2349855).

Almost surely, 2^33342040 is an apocalyptic number.

It is an amenable number.

33342040 is an abundant number, since it is smaller than the sum of its proper divisors (41853320).

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

33342040 is a wasteful number, since it uses less digits than its factorization.

33342040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963 (or 1959 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 33342040 is about 5774.2566621168. The cubic root of 33342040 is about 321.8578130767.

Adding to 33342040 its reverse (4024333), we get a palindrome (37366373).

The spelling of 33342040 in words is "thirty-three million, three hundred forty-two thousand, forty".