33051012 has 48 divisors (see below), whose sum is σ = 79313472. Its totient is φ = 10707840.

The previous prime is 33050999. The next prime is 33051017. The reversal of 33051012 is 21015033.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 33050982 and 33051000.

It is not an unprimeable number, because it can be changed into a prime (33051017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99687 + ... + 100017.

It is an arithmetic number, because the mean of its divisors is an integer number (1652364).

Almost surely, 2^33051012 is an apocalyptic number.

It is an amenable number.

33051012 is an abundant number, since it is smaller than the sum of its proper divisors (46262460).

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

33051012 is a wasteful number, since it uses less digits than its factorization.

33051012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 33051012 is about 5749.0009566880. Note that the first 3 decimals coincide. The cubic root of 33051012 is about 320.9186234069.

Adding to 33051012 its reverse (21015033), we get a palindrome (54066045).

The spelling of 33051012 in words is "thirty-three million, fifty-one thousand, twelve".