38850004 has 6 divisors (see below), whose sum is σ = 67987514. Its totient is φ = 19425000.

The previous prime is 38849999. The next prime is 38850011. The reversal of 38850004 is 40005883.

It can be written as a sum of positive squares in only one way, i.e., 38688400 + 161604 = 6220^2 + 402^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4856247 + ... + 4856254.

Almost surely, 2^38850004 is an apocalyptic number.

It is an amenable number.

38850004 is a deficient number, since it is larger than the sum of its proper divisors (29137510).

38850004 is a wasteful number, since it uses less digits than its factorization.

38850004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9712505 (or 9712503 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 38850004 is about 6232.9771377729. The cubic root of 38850004 is about 338.6858266349.

Adding to 38850004 its reverse (40005883), we get a palindrome (78855887).

The spelling of 38850004 in words is "thirty-eight million, eight hundred fifty thousand, four".