4857646 has 8 divisors (see below), whose sum is σ = 7603344. Its totient is φ = 2323200.

The previous prime is 4857637. The next prime is 4857649. The reversal of 4857646 is 6467584.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4857646² = 47193449322632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4857599 and 4857608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4857649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52755 + ... + 52846.

It is an arithmetic number, because the mean of its divisors is an integer number (950418).

Almost surely, 2^4857646 is an apocalyptic number.

4857646 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4857646 is a deficient number, since it is larger than the sum of its proper divisors (2745698).

4857646 is a wasteful number, since it uses less digits than its factorization.

4857646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105626.

The product of its digits is 161280, while the sum is 40.

The square root of 4857646 is about 2204.0068057971. The cubic root of 4857646 is about 169.3591326484.

The spelling of 4857646 in words is "four million, eight hundred fifty-seven thousand, six hundred forty-six".