4740857 has 4 divisors (see below), whose sum is σ = 5171856. Its totient is φ = 4309860.

The previous prime is 4740817. The next prime is 4740887. The reversal of 4740857 is 7580474.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4740857 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4740817) 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, 215483 + ... + 215504.

It is an arithmetic number, because the mean of its divisors is an integer number (1292964).

Almost surely, 2^4740857 is an apocalyptic number.

It is an amenable number.

4740857 is a deficient number, since it is larger than the sum of its proper divisors (430999).

4740857 is a wasteful number, since it uses less digits than its factorization.

4740857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430998.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 4740857 is about 2177.3509133808. The cubic root of 4740857 is about 167.9908465345.

It can be divided in two parts, 47 and 40857, that added together give a palindrome (40904).

The spelling of 4740857 in words is "four million, seven hundred forty thousand, eight hundred fifty-seven".