5047918 has 4 divisors (see below), whose sum is σ = 7571880. Its totient is φ = 2523958.

The previous prime is 5047907. The next prime is 5047921. The reversal of 5047918 is 8197405.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8197405 = 5 ⋅1639481.

It is a super-2 number, since 2×5047918² = 50962952269448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261978 + ... + 1261981.

It is an arithmetic number, because the mean of its divisors is an integer number (1892970).

Almost surely, 2^5047918 is an apocalyptic number.

5047918 is a deficient number, since it is larger than the sum of its proper divisors (2523962).

5047918 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 13 representation: 5047918 = (1079845)₁₃.

5047918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523961.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 5047918 is about 2246.7572187488. The cubic root of 5047918 is about 171.5421163779.

The spelling of 5047918 in words is "five million, forty-seven thousand, nine hundred eighteen".