38042506 has 24 divisors (see below), whose sum is σ = 61177284. Its totient is φ = 17730240.

The previous prime is 38042491. The next prime is 38042507. The reversal of 38042506 is 60524083.

It can be written as a sum of positive squares in 2 ways, for example, as 37711881 + 330625 = 6141^2 + 575^2 .

It is not an unprimeable number, because it can be changed into a prime (38042507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42940 + ... + 43816.

Almost surely, 2^38042506 is an apocalyptic number.

38042506 is a deficient number, since it is larger than the sum of its proper divisors (23134778).

38042506 is a wasteful number, since it uses less digits than its factorization.

38042506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966 (or 943 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 38042506 is about 6167.8607312422. The cubic root of 38042506 is about 336.3228484663.

Adding to 38042506 its reverse (60524083), we get a palindrome (98566589).

The spelling of 38042506 in words is "thirty-eight million, forty-two thousand, five hundred six".