4365947 has 4 divisors (see below), whose sum is σ = 4506816. Its totient is φ = 4225080.

The previous prime is 4365931. The next prime is 4365961. The reversal of 4365947 is 7495634.

4365947 = 169² + 170² + ... + 261².

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 4365947 - 2⁴ = 4365931 is a prime.

It is a super-2 number, since 2×4365947² = 38122986413618, which contains 22 as substring.

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 4365947.

It is not an unprimeable number, because it can be changed into a prime (4365997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70388 + ... + 70449.

It is an arithmetic number, because the mean of its divisors is an integer number (1126704).

Almost surely, 2^4365947 is an apocalyptic number.

4365947 is a deficient number, since it is larger than the sum of its proper divisors (140869).

4365947 is a wasteful number, since it uses less digits than its factorization.

4365947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140868.

The product of its digits is 90720, while the sum is 38.

The square root of 4365947 is about 2089.4848647454. The cubic root of 4365947 is about 163.4404263192.

The spelling of 4365947 in words is "four million, three hundred sixty-five thousand, nine hundred forty-seven".