1243204332 has 48 divisors (see below), whose sum is σ = 2995937280. Its totient is φ = 401011072.

The previous prime is 1243204327. The next prime is 1243204351. The reversal of 1243204332 is 2334023421.

It is a super-2 number, since 2×1243204332² = 3091114022207132448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37813 + ... + 62579.

It is an arithmetic number, because the mean of its divisors is an integer number (62415360).

Almost surely, 2^1243204332 is an apocalyptic number.

1243204332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1243204332 is an abundant number, since it is smaller than the sum of its proper divisors (1752732948).

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

1243204332 is a wasteful number, since it uses less digits than its factorization.

1243204332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24910 (or 24908 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1243204332 is about 35259.1028246608. The cubic root of 1243204332 is about 1075.2616870045.

Adding to 1243204332 its reverse (2334023421), we get a palindrome (3577227753).

The spelling of 1243204332 in words is "one billion, two hundred forty-three million, two hundred four thousand, three hundred thirty-two".