38266247 has 4 divisors (see below), whose sum is σ = 40280280. Its totient is φ = 36252216.

The previous prime is 38266229. The next prime is 38266253. The reversal of 38266247 is 74266283.

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

It is a cyclic number.

It is not a de Polignac number, because 38266247 - 2⁸ = 38265991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38266247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38266297) 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, 1006988 + ... + 1007025.

It is an arithmetic number, because the mean of its divisors is an integer number (10070070).

Almost surely, 2^38266247 is an apocalyptic number.

38266247 is a deficient number, since it is larger than the sum of its proper divisors (2014033).

38266247 is a wasteful number, since it uses less digits than its factorization.

38266247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014032.

The product of its digits is 96768, while the sum is 38.

The square root of 38266247 is about 6185.9717910770. The cubic root of 38266247 is about 336.9809033313.

The spelling of 38266247 in words is "thirty-eight million, two hundred sixty-six thousand, two hundred forty-seven".