47726138 has 16 divisors (see below), whose sum is σ = 75516000. Its totient is φ = 22559472.

The previous prime is 47726137. The next prime is 47726153. The reversal of 47726138 is 83162774.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (47726131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22508 + ... + 24536.

It is an arithmetic number, because the mean of its divisors is an integer number (4719750).

Almost surely, 2^47726138 is an apocalyptic number.

47726138 is a deficient number, since it is larger than the sum of its proper divisors (27789862).

47726138 is a wasteful number, since it uses less digits than its factorization.

47726138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2669.

The product of its digits is 56448, while the sum is 38.

The square root of 47726138 is about 6908.4106710589. The cubic root of 47726138 is about 362.7316328538.

The spelling of 47726138 in words is "forty-seven million, seven hundred twenty-six thousand, one hundred thirty-eight".