4942830 has 64 divisors (see below), whose sum is σ = 12552768. Its totient is φ = 1244160.

The previous prime is 4942811. The next prime is 4942877. The reversal of 4942830 is 382494.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67674 + ... + 67746.

It is an arithmetic number, because the mean of its divisors is an integer number (196137).

Almost surely, 2^4942830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4942830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6276384).

4942830 is an abundant number, since it is smaller than the sum of its proper divisors (7609938).

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

4942830 is a wasteful number, since it uses less digits than its factorization.

4942830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 4942830 is about 2223.2476245349. The cubic root of 4942830 is about 170.3433659794.

The spelling of 4942830 in words is "four million, nine hundred forty-two thousand, eight hundred thirty".