47212966 has 4 divisors (see below), whose sum is σ = 70819452. Its totient is φ = 23606482.

The previous prime is 47212943. The next prime is 47212981. The reversal of 47212966 is 66921274.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11803240 + ... + 11803243.

It is an arithmetic number, because the mean of its divisors is an integer number (17704863).

Almost surely, 2^47212966 is an apocalyptic number.

47212966 is a deficient number, since it is larger than the sum of its proper divisors (23606486).

47212966 is a wasteful number, since it uses less digits than its factorization.

47212966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23606485.

The product of its digits is 36288, while the sum is 37.

The square root of 47212966 is about 6871.1691872635. The cubic root of 47212966 is about 361.4268628661.

The spelling of 47212966 in words is "forty-seven million, two hundred twelve thousand, nine hundred sixty-six".