38481601 has 4 divisors (see below), whose sum is σ = 38704212. Its totient is φ = 38258992.

The previous prime is 38481577. The next prime is 38481623. The reversal of 38481601 is 10618483.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20034576 + 18447025 = 4476^2 + 4295^2 .

It is a cyclic number.

It is not a de Polignac number, because 38481601 - 2⁷ = 38481473 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38481661) 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, 111046 + ... + 111391.

It is an arithmetic number, because the mean of its divisors is an integer number (9676053).

Almost surely, 2^38481601 is an apocalyptic number.

It is an amenable number.

38481601 is a deficient number, since it is larger than the sum of its proper divisors (222611).

38481601 is a wasteful number, since it uses less digits than its factorization.

38481601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222610.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 38481601 is about 6203.3540121454. The cubic root of 38481601 is about 337.6118725609.

The spelling of 38481601 in words is "thirty-eight million, four hundred eighty-one thousand, six hundred one".