38438741 has 8 divisors (see below), whose sum is σ = 42319200. Its totient is φ = 34622640.

The previous prime is 38438737. The next prime is 38438749. The reversal of 38438741 is 14783483.

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

It is a cyclic number.

It is not a de Polignac number, because 38438741 - 2² = 38438737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38438695 and 38438704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38438749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14831 + ... + 17228.

It is an arithmetic number, because the mean of its divisors is an integer number (5289900).

Almost surely, 2^38438741 is an apocalyptic number.

It is an amenable number.

38438741 is a deficient number, since it is larger than the sum of its proper divisors (3880459).

38438741 is a wasteful number, since it uses less digits than its factorization.

38438741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32179.

The product of its digits is 64512, while the sum is 38.

The square root of 38438741 is about 6199.8984669106. The cubic root of 38438741 is about 337.4864843239.

The spelling of 38438741 in words is "thirty-eight million, four hundred thirty-eight thousand, seven hundred forty-one".