1368009238 has 8 divisors (see below), whose sum is σ = 2052538488. Its totient is φ = 683829744.

The previous prime is 1368009133. The next prime is 1368009277. The reversal of 1368009238 is 8329008631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1368009238.

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, 77431 + ... + 93442.

It is an arithmetic number, because the mean of its divisors is an integer number (256567311).

Almost surely, 2^1368009238 is an apocalyptic number.

1368009238 is a deficient number, since it is larger than the sum of its proper divisors (684529250).

1368009238 is a wasteful number, since it uses less digits than its factorization.

1368009238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174878.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1368009238 is about 36986.6089010604. The cubic root of 1368009238 is about 1110.1023193832.

The spelling of 1368009238 in words is "one billion, three hundred sixty-eight million, nine thousand, two hundred thirty-eight".