33422004 has 96 divisors (see below), whose sum is σ = 108057600. Its totient is φ = 8678880.

The previous prime is 33421987. The next prime is 33422021. The reversal of 33422004 is 40022433.

It is an interprime number because it is at equal distance from previous prime (33421987) and next prime (33422021).

It is a super-2 number, since 2×33422004² = 2234060702752032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6307 + ... + 10325.

It is an arithmetic number, because the mean of its divisors is an integer number (1125600).

Almost surely, 2^33422004 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 33422004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54028800).

33422004 is an abundant number, since it is smaller than the sum of its proper divisors (74635596).

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

33422004 is a wasteful number, since it uses less digits than its factorization.

33422004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050 (or 4042 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 33422004 is about 5781.1766968326. The cubic root of 33422004 is about 322.1149108282.

Adding to 33422004 its reverse (40022433), we get a palindrome (73444437).

The spelling of 33422004 in words is "thirty-three million, four hundred twenty-two thousand, four".