33106540 has 12 divisors (see below), whose sum is σ = 69523776. Its totient is φ = 13242608.

The previous prime is 33106537. The next prime is 33106553. The reversal of 33106540 is 4560133.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827644 + ... + 827683.

It is an arithmetic number, because the mean of its divisors is an integer number (5793648).

Almost surely, 2^33106540 is an apocalyptic number.

It is an amenable number.

33106540 is an abundant number, since it is smaller than the sum of its proper divisors (36417236).

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

33106540 is a wasteful number, since it uses less digits than its factorization.

33106540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655336 (or 1655334 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 33106540 is about 5753.8282907991. The cubic root of 33106540 is about 321.0982447251.

Adding to 33106540 its reverse (4560133), we get a palindrome (37666673).

The spelling of 33106540 in words is "thirty-three million, one hundred six thousand, five hundred forty".