4945836 has 48 divisors (see below), whose sum is σ = 13346816. Its totient is φ = 1396224.

The previous prime is 4945813. The next prime is 4945849. The reversal of 4945836 is 6385494.

It is a super-2 number, since 2×4945836² = 48922587477792, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 4945794 and 4945803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7845 + ... + 8451.

Almost surely, 2^4945836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4945836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6673408).

4945836 is an abundant number, since it is smaller than the sum of its proper divisors (8400980).

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

4945836 is a wasteful number, since it uses less digits than its factorization.

4945836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718 (or 716 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 4945836 is about 2223.9235598374. The cubic root of 4945836 is about 170.3778906270.

It can be divided in two parts, 49458 and 36, that added together give a palindrome (49494).

The spelling of 4945836 in words is "four million, nine hundred forty-five thousand, eight hundred thirty-six".