3222502400 has 264 divisors, whose sum is σ = 8997694944. Its totient is φ = 1135411200.

The previous prime is 3222502373. The next prime is 3222502471. The reversal of 3222502400 is 42052223.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7654190 + ... + 7654610.

Almost surely, 2^3222502400 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 3222502400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4498847472).

3222502400 is an abundant number, since it is smaller than the sum of its proper divisors (5775192544).

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

3222502400 is a wasteful number, since it uses less digits than its factorization.

3222502400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487 (or 464 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 3222502400 is about 56767.0890569527. The cubic root of 3222502400 is about 1477.0586823494.

Adding to 3222502400 its reverse (42052223), we get a palindrome (3264554623).

The spelling of 3222502400 in words is "three billion, two hundred twenty-two million, five hundred two thousand, four hundred".