33422904 has 48 divisors (see below), whose sum is σ = 91774800. Its totient is φ = 10986624.

The previous prime is 33422903. The next prime is 33422927. The reversal of 33422904 is 40922433.

It is a happy number.

It is a super-2 number, since 2×33422904² = 2234181023586432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33422903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2077 + ... + 8435.

It is an arithmetic number, because the mean of its divisors is an integer number (1911975).

Almost surely, 2^33422904 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 33422904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45887400).

33422904 is an abundant number, since it is smaller than the sum of its proper divisors (58351896).

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

33422904 is a wasteful number, since it uses less digits than its factorization.

33422904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6444 (or 6437 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 33422904 is about 5781.2545351334. The cubic root of 33422904 is about 322.1178021451.

The spelling of 33422904 in words is "thirty-three million, four hundred twenty-two thousand, nine hundred four".