4950018 has 32 divisors (see below), whose sum is σ = 11358720. Its totient is φ = 1596240.

The previous prime is 4949983. The next prime is 4950067. The reversal of 4950018 is 8100594.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4949973 and 4950000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196 + ... + 3152.

It is an arithmetic number, because the mean of its divisors is an integer number (354960).

Almost surely, 2^4950018 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4950018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5679360).

4950018 is an abundant number, since it is smaller than the sum of its proper divisors (6408702).

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

4950018 is a wasteful number, since it uses less digits than its factorization.

4950018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999 (or 2993 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 4950018 is about 2224.8635913242. The cubic root of 4950018 is about 170.4258986622.

The spelling of 4950018 in words is "four million, nine hundred fifty thousand, eighteen".