4951818 has 24 divisors (see below), whose sum is σ = 11294400. Its totient is φ = 1563624.

The previous prime is 4951813. The next prime is 4951819. The reversal of 4951818 is 8181594.

It is not an unprimeable number, because it can be changed into a prime (4951813) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 6898 + ... + 7581.

It is an arithmetic number, because the mean of its divisors is an integer number (470600).

Almost surely, 2^4951818 is an apocalyptic number.

4951818 is an abundant number, since it is smaller than the sum of its proper divisors (6342582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4951818 is a wasteful number, since it uses less digits than its factorization.

4951818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14506 (or 14503 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 4951818 is about 2225.2680737385. The cubic root of 4951818 is about 170.4465537683.

The spelling of 4951818 in words is "four million, nine hundred fifty-one thousand, eight hundred eighteen".