338623438 has 8 divisors (see below), whose sum is σ = 518742432. Its totient is φ = 165709296.

The previous prime is 338623393. The next prime is 338623451. The reversal of 338623438 is 834326833.

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

It is a super-2 number, since 2×338623438² = 229331665525879688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 338623438.

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, 1801095 + ... + 1801282.

It is an arithmetic number, because the mean of its divisors is an integer number (64842804).

Almost surely, 2^338623438 is an apocalyptic number.

338623438 is a deficient number, since it is larger than the sum of its proper divisors (180118994).

338623438 is a wasteful number, since it uses less digits than its factorization.

338623438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602426.

The product of its digits is 248832, while the sum is 40.

The square root of 338623438 is about 18401.7237779508. The cubic root of 338623438 is about 697.0099934962.

The spelling of 338623438 in words is "three hundred thirty-eight million, six hundred twenty-three thousand, four hundred thirty-eight".