33350152 has 32 divisors (see below), whose sum is σ = 68937120. Its totient is φ = 14999040.

The previous prime is 33350129. The next prime is 33350153. The reversal of 33350152 is 25105333.

It is a happy number.

It is a super-2 number, since 2×33350152² = 2224465276846208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33350153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6583 + ... + 10489.

It is an arithmetic number, because the mean of its divisors is an integer number (2154285).

Almost surely, 2^33350152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33350152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34468560).

33350152 is an abundant number, since it is smaller than the sum of its proper divisors (35586968).

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

33350152 is a wasteful number, since it uses less digits than its factorization.

33350152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021 (or 4017 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 33350152 is about 5774.9590474738. The cubic root of 33350152 is about 321.8839132480.

Adding to 33350152 its reverse (25105333), we get a palindrome (58455485).

The spelling of 33350152 in words is "thirty-three million, three hundred fifty thousand, one hundred fifty-two".