4123657 has 8 divisors (see below), whose sum is σ = 4324320. Its totient is φ = 3927840.

The previous prime is 4123643. The next prime is 4123667. The reversal of 4123657 is 7563214.

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 4123657 - 2⁷ = 4123529 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594 + ... + 2932.

It is an arithmetic number, because the mean of its divisors is an integer number (540540).

Almost surely, 2^4123657 is an apocalyptic number.

It is an amenable number.

4123657 is a deficient number, since it is larger than the sum of its proper divisors (200663).

4123657 is a wasteful number, since it uses less digits than its factorization.

4123657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2423.

The product of its digits is 5040, while the sum is 28.

The square root of 4123657 is about 2030.6789504991. The cubic root of 4123657 is about 160.3593096869.

The spelling of 4123657 in words is "four million, one hundred twenty-three thousand, six hundred fifty-seven".