1224576788 has 12 divisors (see below), whose sum is σ = 2170136640. Its totient is φ = 604537752.

The previous prime is 1224576779. The next prime is 1224576797. The reversal of 1224576788 is 8876754221.

It is an interprime number because it is at equal distance from previous prime (1224576779) and next prime (1224576797).

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1937306 + ... + 1937937.

It is an arithmetic number, because the mean of its divisors is an integer number (180844720).

Almost surely, 2^1224576788 is an apocalyptic number.

It is an amenable number.

1224576788 is a deficient number, since it is larger than the sum of its proper divisors (945559852).

1224576788 is a wasteful number, since it uses less digits than its factorization.

1224576788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875326 (or 3875324 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 50.

The square root of 1224576788 is about 34993.9535920136. The cubic root of 1224576788 is about 1069.8642469053.

The spelling of 1224576788 in words is "one billion, two hundred twenty-four million, five hundred seventy-six thousand, seven hundred eighty-eight".