1238790224 has 20 divisors (see below), whose sum is σ = 2743035744. Its totient is φ = 530910048.

The previous prime is 1238790197. The next prime is 1238790263. The reversal of 1238790224 is 4220978321.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5530202 + ... + 5530425.

Almost surely, 2^1238790224 is an apocalyptic number.

1238790224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1238790224 is an abundant number, since it is smaller than the sum of its proper divisors (1504245520).

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

1238790224 is a wasteful number, since it uses less digits than its factorization.

1238790224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11060642 (or 11060636 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 1238790224 is about 35196.4518666300. The cubic root of 1238790224 is about 1073.9875736477.

The spelling of 1238790224 in words is "one billion, two hundred thirty-eight million, seven hundred ninety thousand, two hundred twenty-four".