4851900 has 90 divisors (see below), whose sum is σ = 15754200. Its totient is φ = 1291680.

The previous prime is 4851893. The next prime is 4851901. The reversal of 4851900 is 91584.

It is a tau number, because it is divible by the number of its divisors (90).

It is a super-2 number, since 2×4851900² = 47081867220000, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4851901) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7801 + ... + 8399.

Almost surely, 2^4851900 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 4851900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7877100).

4851900 is an abundant number, since it is smaller than the sum of its proper divisors (10902300).

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

4851900 is a wasteful number, since it uses less digits than its factorization.

4851900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625 (or 609 counting only the distinct ones).

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

The square root of 4851900 is about 2202.7028850937. The cubic root of 4851900 is about 169.2923292675.

4851900 divided by its sum of digits (27) gives a triangular number (179700 = T₅₉₉).

The spelling of 4851900 in words is "four million, eight hundred fifty-one thousand, nine hundred".