1040032200 has 96 divisors (see below), whose sum is σ = 3255595200. Its totient is φ = 274632960.

The previous prime is 1040032153. The next prime is 1040032219. The reversal of 1040032200 is 22300401.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 53386 + ... + 70214.

It is an arithmetic number, because the mean of its divisors is an integer number (33912450).

Almost surely, 2^1040032200 is an apocalyptic number.

1040032200 is a gapful number since it is divisible by the number (10) 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 1040032200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1627797600).

1040032200 is an abundant number, since it is smaller than the sum of its proper divisors (2215563000).

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

1040032200 is a wasteful number, since it uses less digits than its factorization.

1040032200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16951 (or 16942 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1040032200 is about 32249.5302291367. The cubic root of 1040032200 is about 1013.1698600369.

Adding to 1040032200 its reverse (22300401), we get a palindrome (1062332601).

The spelling of 1040032200 in words is "one billion, forty million, thirty-two thousand, two hundred".