33149552 has 20 divisors (see below), whose sum is σ = 66442920. Its totient is φ = 16003008.

The previous prime is 33149551. The next prime is 33149573. The reversal of 33149552 is 25594133.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33149551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35258 + ... + 36185.

It is an arithmetic number, because the mean of its divisors is an integer number (3322146).

Almost surely, 2^33149552 is an apocalyptic number.

It is an amenable number.

33149552 is an abundant number, since it is smaller than the sum of its proper divisors (33293368).

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

33149552 is a wasteful number, since it uses less digits than its factorization.

33149552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71480 (or 71474 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 33149552 is about 5757.5647629879. The cubic root of 33149552 is about 321.2372414399.

The spelling of 33149552 in words is "thirty-three million, one hundred forty-nine thousand, five hundred fifty-two".