1040042200 has 24 divisors (see below), whose sum is σ = 2418098580. Its totient is φ = 416016800.

The previous prime is 1040042183. The next prime is 1040042209. The reversal of 1040042200 is 22400401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040042209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2599906 + ... + 2600305.

Almost surely, 2^1040042200 is an apocalyptic number.

1040042200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040042200 is an abundant number, since it is smaller than the sum of its proper divisors (1378056380).

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

1040042200 is a wasteful number, since it uses less digits than its factorization.

1040042200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5200227 (or 5200218 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1040042200 is about 32249.6852697821. The cubic root of 1040042200 is about 1013.1731072652.

Adding to 1040042200 its reverse (22400401), we get a palindrome (1062442601).

The spelling of 1040042200 in words is "one billion, forty million, forty-two thousand, two hundred".