4999950 has 72 divisors (see below), whose sum is σ = 13811616. Its totient is φ = 1296000.

The previous prime is 4999949. The next prime is 4999957. The reversal of 4999950 is 599994.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4999896 and 4999905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4999957) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18315 + ... + 18585.

It is an arithmetic number, because the mean of its divisors is an integer number (191828).

Almost surely, 2^4999950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4999950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6905808).

4999950 is an abundant number, since it is smaller than the sum of its proper divisors (8811666).

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

4999950 is a wasteful number, since it uses less digits than its factorization.

4999950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 4999950 is about 2236.0567971320. The cubic root of 4999950 is about 170.9970246738.

It can be divided in two parts, 49 and 99950, that added together give a palindrome (99999).

The spelling of 4999950 in words is "four million, nine hundred ninety-nine thousand, nine hundred fifty".