1224652040 has 32 divisors (see below), whose sum is σ = 2819551680. Its totient is φ = 478468032.

The previous prime is 1224652027. The next prime is 1224652057. The reversal of 1224652040 is 402564221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354284 + ... + 357723.

It is an arithmetic number, because the mean of its divisors is an integer number (88110990).

Almost surely, 2^1224652040 is an apocalyptic number.

1224652040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224652040 is an abundant number, since it is smaller than the sum of its proper divisors (1594899640).

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

1224652040 is a wasteful number, since it uses less digits than its factorization.

1224652040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712061 (or 712057 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1224652040 is about 34995.0287898153. The cubic root of 1224652040 is about 1069.8861613539.

The spelling of 1224652040 in words is "one billion, two hundred twenty-four million, six hundred fifty-two thousand, forty".