47623966 has 16 divisors (see below), whose sum is σ = 77304528. Its totient is φ = 21873600.

The previous prime is 47623957. The next prime is 47623969. The reversal of 47623966 is 66932674.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47623969) 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, 1146 + ... + 9826.

It is an arithmetic number, because the mean of its divisors is an integer number (4831533).

Almost surely, 2^47623966 is an apocalyptic number.

47623966 is a deficient number, since it is larger than the sum of its proper divisors (29680562).

47623966 is a wasteful number, since it uses less digits than its factorization.

47623966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8907.

The product of its digits is 326592, while the sum is 43.

The square root of 47623966 is about 6901.0119547788. The cubic root of 47623966 is about 362.4726029235.

It can be divided in two parts, 476 and 23966, that added together give a palindrome (24442).

The spelling of 47623966 in words is "forty-seven million, six hundred twenty-three thousand, nine hundred sixty-six".