1224541936 has 40 divisors (see below), whose sum is σ = 2520731520. Its totient is φ = 575172864.

The previous prime is 1224541897. The next prime is 1224541979. The reversal of 1224541936 is 6391454221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 1224541895 and 1224541904.

It is a congruent number.

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, 18496 + ... + 52831.

It is an arithmetic number, because the mean of its divisors is an integer number (63018288).

Almost surely, 2^1224541936 is an apocalyptic number.

1224541936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1224541936 is an abundant number, since it is smaller than the sum of its proper divisors (1296189584).

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

1224541936 is a wasteful number, since it uses less digits than its factorization.

1224541936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71401 (or 71395 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 1224541936 is about 34993.4556167293. The cubic root of 1224541936 is about 1069.8540972049.

The spelling of 1224541936 in words is "one billion, two hundred twenty-four million, five hundred forty-one thousand, nine hundred thirty-six".