4457705 has 8 divisors (see below), whose sum is σ = 6113472. Its totient is φ = 3056688.

The previous prime is 4457693. The next prime is 4457729. The reversal of 4457705 is 5077544.

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

It is a cyclic number.

It is not a de Polignac number, because 4457705 - 2⁸ = 4457449 is a prime.

It is a super-2 number, since 2×4457705² = 39742267734050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63647 + ... + 63716.

It is an arithmetic number, because the mean of its divisors is an integer number (764184).

Almost surely, 2^4457705 is an apocalyptic number.

It is an amenable number.

4457705 is a deficient number, since it is larger than the sum of its proper divisors (1655767).

4457705 is a wasteful number, since it uses less digits than its factorization.

4457705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127375.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 4457705 is about 2111.3277812789. The cubic root of 4457705 is about 164.5774926447.

The spelling of 4457705 in words is "four million, four hundred fifty-seven thousand, seven hundred five".