4120657 has 8 divisors (see below), whose sum is σ = 4346496. Its totient is φ = 3898752.

The previous prime is 4120651. The next prime is 4120661. The reversal of 4120657 is 7560214.

4120657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4120657 is a prime.

It is a super-2 number, since 2×4120657² = 33959628223298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4120651) 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 7 ways as a sum of consecutive naturals, for example, 1308 + ... + 3154.

It is an arithmetic number, because the mean of its divisors is an integer number (543312).

Almost surely, 2^4120657 is an apocalyptic number.

It is an amenable number.

4120657 is a deficient number, since it is larger than the sum of its proper divisors (225839).

4120657 is a wasteful number, since it uses less digits than its factorization.

4120657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 4120657 is about 2029.9401469009. The cubic root of 4120657 is about 160.3204126077.

The spelling of 4120657 in words is "four million, one hundred twenty thousand, six hundred fifty-seven".