4999420 has 12 divisors (see below), whose sum is σ = 10498824. Its totient is φ = 1999760.

The previous prime is 4999409. The next prime is 4999427. The reversal of 4999420 is 249994.

It is a self number, because there is not a number n which added to its sum of digits gives 4999420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4999427) 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 3 ways as a sum of consecutive naturals, for example, 124966 + ... + 125005.

It is an arithmetic number, because the mean of its divisors is an integer number (874902).

Almost surely, 2^4999420 is an apocalyptic number.

It is an amenable number.

4999420 is an abundant number, since it is smaller than the sum of its proper divisors (5499404).

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

4999420 is a wasteful number, since it uses less digits than its factorization.

4999420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249980 (or 249978 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 4999420 is about 2235.9382817958. The cubic root of 4999420 is about 170.9909825050.

The spelling of 4999420 in words is "four million, nine hundred ninety-nine thousand, four hundred twenty".