3200115450 has 48 divisors (see below), whose sum is σ = 9070044480. Its totient is φ = 731454720.

The previous prime is 3200115361. The next prime is 3200115481. The reversal of 3200115450 is 545110023.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 1522815 + ... + 1524914.

It is an arithmetic number, because the mean of its divisors is an integer number (188959260).

Almost surely, 2^3200115450 is an apocalyptic number.

3200115450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3200115450 is an abundant number, since it is smaller than the sum of its proper divisors (5869929030).

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

3200115450 is a wasteful number, since it uses less digits than its factorization.

3200115450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047751 (or 3047746 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 3200115450 is about 56569.5629291936. The cubic root of 3200115450 is about 1473.6303209696.

Adding to 3200115450 its reverse (545110023), we get a palindrome (3745225473).

The spelling of 3200115450 in words is "three billion, two hundred million, one hundred fifteen thousand, four hundred fifty".