33664352 has 48 divisors (see below), whose sum is σ = 73891440. Its totient is φ = 15003648.

The previous prime is 33664343. The next prime is 33664363. The reversal of 33664352 is 25346633.

It is a super-2 number, since 2×33664352² = 2266577191159808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8708 + ... + 11964.

It is an arithmetic number, because the mean of its divisors is an integer number (1539405).

Almost surely, 2^33664352 is an apocalyptic number.

33664352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33664352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36945720).

33664352 is an abundant number, since it is smaller than the sum of its proper divisors (40227088).

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

33664352 is a wasteful number, since it uses less digits than its factorization.

33664352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303 (or 3295 counting only the distinct ones).

The product of its digits is 38880, while the sum is 32.

The square root of 33664352 is about 5802.0989305595. The cubic root of 33664352 is about 322.8916044945.

The spelling of 33664352 in words is "thirty-three million, six hundred sixty-four thousand, three hundred fifty-two".