4557946 has 8 divisors (see below), whose sum is σ = 6866964. Its totient is φ = 2268960.

The previous prime is 4557941. The next prime is 4557977. The reversal of 4557946 is 6497554.

It can be written as a sum of positive squares in 2 ways, for example, as 4389025 + 168921 = 2095^2 + 411^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4557899 and 4557908.

It is not an unprimeable number, because it can be changed into a prime (4557941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4425 + ... + 5356.

Almost surely, 2^4557946 is an apocalyptic number.

4557946 is a deficient number, since it is larger than the sum of its proper divisors (2309018).

4557946 is a wasteful number, since it uses less digits than its factorization.

4557946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10016.

The product of its digits is 151200, while the sum is 40.

The square root of 4557946 is about 2134.9346594217. The cubic root of 4557946 is about 165.8019848210.

The spelling of 4557946 in words is "four million, five hundred fifty-seven thousand, nine hundred forty-six".