3125421200 has 60 divisors (see below), whose sum is σ = 8191456368. Its totient is φ = 1136515200.

The previous prime is 3125421179. The next prime is 3125421227. The reversal of 3125421200 is 21245213.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350762 + ... + 359561.

Almost surely, 2^3125421200 is an apocalyptic number.

It is an amenable number.

3125421200 is an abundant number, since it is smaller than the sum of its proper divisors (5066035168).

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

3125421200 is a wasteful number, since it uses less digits than its factorization.

3125421200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710352 (or 710341 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 3125421200 is about 55905.4666378879. The cubic root of 3125421200 is about 1462.0745512900.

Adding to 3125421200 its reverse (21245213), we get a palindrome (3146666413).

The spelling of 3125421200 in words is "three billion, one hundred twenty-five million, four hundred twenty-one thousand, two hundred".