1040224400 has 30 divisors (see below), whose sum is σ = 2499140082. Its totient is φ = 416089600.

The previous prime is 1040224397. The next prime is 1040224421. The reversal of 1040224400 is 44220401.

It can be written as a sum of positive squares in 3 ways, for example, as 2611456 + 1037612944 = 1616^2 + 32212^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1299881 + ... + 1300680.

Almost surely, 2^1040224400 is an apocalyptic number.

1040224400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040224400 is an abundant number, since it is smaller than the sum of its proper divisors (1458915682).

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

1040224400 is a wasteful number, since it uses less digits than its factorization.

1040224400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600579 (or 2600568 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 1040224400 is about 32252.5099798450. The cubic root of 1040224400 is about 1013.2322681215.

Adding to 1040224400 its reverse (44220401), we get a palindrome (1084444801).

The spelling of 1040224400 in words is "one billion, forty million, two hundred twenty-four thousand, four hundred".