38494438 has 8 divisors (see below), whose sum is σ = 57957120. Its totient is φ = 19175400.

The previous prime is 38494411. The next prime is 38494439. The reversal of 38494438 is 83449483.

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

It is a junction number, because it is equal to n+sod(n) for n = 38494394 and 38494403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38494439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35238 + ... + 36313.

It is an arithmetic number, because the mean of its divisors is an integer number (7244640).

Almost surely, 2^38494438 is an apocalyptic number.

38494438 is a deficient number, since it is larger than the sum of its proper divisors (19462682).

38494438 is a wasteful number, since it uses less digits than its factorization.

38494438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71822.

The product of its digits is 331776, while the sum is 43.

The square root of 38494438 is about 6204.3886080741. The cubic root of 38494438 is about 337.6494094762.

The spelling of 38494438 in words is "thirty-eight million, four hundred ninety-four thousand, four hundred thirty-eight".