4212947 has 4 divisors (see below), whose sum is σ = 4223376. Its totient is φ = 4202520.

The previous prime is 4212941. The next prime is 4212973. The reversal of 4212947 is 7492124.

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 4212947 - 2⁶ = 4212883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4212941) 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, 4583 + ... + 5424.

It is an arithmetic number, because the mean of its divisors is an integer number (1055844).

Almost surely, 2^4212947 is an apocalyptic number.

4212947 is a deficient number, since it is larger than the sum of its proper divisors (10429).

4212947 is a wasteful number, since it uses less digits than its factorization.

4212947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10428.

The product of its digits is 4032, while the sum is 29.

The square root of 4212947 is about 2052.5464671963. The cubic root of 4212947 is about 161.5084807376.

The spelling of 4212947 in words is "four million, two hundred twelve thousand, nine hundred forty-seven".