4851640 has 16 divisors (see below), whose sum is σ = 10916280. Its totient is φ = 1940640.

The previous prime is 4851619. The next prime is 4851659. The reversal of 4851640 is 461584.

It is a junction number, because it is equal to n+sod(n) for n = 4851599 and 4851608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60606 + ... + 60685.

Almost surely, 2^4851640 is an apocalyptic number.

4851640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4851640 is an abundant number, since it is smaller than the sum of its proper divisors (6064640).

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

4851640 is a wasteful number, since it uses less digits than its factorization.

4851640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121302 (or 121298 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 4851640 is about 2202.6438659030. The cubic root of 4851640 is about 169.2893052431.

The spelling of 4851640 in words is "four million, eight hundred fifty-one thousand, six hundred forty".