38826261 has 6 divisors (see below), whose sum is σ = 56082390. Its totient is φ = 25884168.

The previous prime is 38826251. The next prime is 38826311. The reversal of 38826261 is 16262883.

It can be written as a sum of positive squares in only one way, i.e., 38825361 + 900 = 6231^2 + 30^2 .

It is not a de Polignac number, because 38826261 - 2⁶ = 38826197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38826251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2157006 + ... + 2157023.

It is an arithmetic number, because the mean of its divisors is an integer number (9347065).

Almost surely, 2^38826261 is an apocalyptic number.

It is an amenable number.

38826261 is a deficient number, since it is larger than the sum of its proper divisors (17256129).

38826261 is a wasteful number, since it uses less digits than its factorization.

38826261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4314035 (or 4314032 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 38826261 is about 6231.0722191289. The cubic root of 38826261 is about 338.6168171500.

The spelling of 38826261 in words is "thirty-eight million, eight hundred twenty-six thousand, two hundred sixty-one".