4942547 has 4 divisors (see below), whose sum is σ = 5102016. Its totient is φ = 4783080.

The previous prime is 4942541. The next prime is 4942573. The reversal of 4942547 is 7452494.

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 4942547 - 2²⁰ = 3893971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4942541) 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, 79688 + ... + 79749.

It is an arithmetic number, because the mean of its divisors is an integer number (1275504).

Almost surely, 2^4942547 is an apocalyptic number.

4942547 is a deficient number, since it is larger than the sum of its proper divisors (159469).

4942547 is a wasteful number, since it uses less digits than its factorization.

4942547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159468.

The product of its digits is 40320, while the sum is 35.

The square root of 4942547 is about 2223.1839779919. The cubic root of 4942547 is about 170.3401149341.

The spelling of 4942547 in words is "four million, nine hundred forty-two thousand, five hundred forty-seven".