33522252000 has 192 divisors, whose sum is σ = 110320164864. Its totient is φ = 8898470400.

The previous prime is 33522251989. The next prime is 33522252011. The reversal of 33522252000 is 25222533.

It is an interprime number because it is at equal distance from previous prime (33522251989) and next prime (33522252011).

It is a super-2 number, since 2×33522252000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 2669737 + ... + 2682263.

It is an arithmetic number, because the mean of its divisors is an integer number (574584192).

Almost surely, 2^33522252000 is an apocalyptic number.

33522252000 is a gapful number since it is divisible by the number (30) 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 33522252000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55160082432).

33522252000 is an abundant number, since it is smaller than the sum of its proper divisors (76797912864).

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

33522252000 is a wasteful number, since it uses less digits than its factorization.

33522252000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12778 (or 12760 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

Adding to 33522252000 its reverse (25222533), we get a palindrome (33547474533).

The spelling of 33522252000 in words is "thirty-three billion, five hundred twenty-two million, two hundred fifty-two thousand".