4157653 has 6 divisors (see below), whose sum is σ = 4274466. Its totient is φ = 4043952.

The previous prime is 4157623. The next prime is 4157663. The reversal of 4157653 is 3567514.

It can be written as a sum of positive squares in 3 ways, for example, as 3090564 + 1067089 = 1758^2 + 1033^2 .

It is not a de Polignac number, because 4157653 - 2⁹ = 4157141 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 (4157603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150 + ... + 2887.

It is an arithmetic number, because the mean of its divisors is an integer number (712411).

Almost surely, 2^4157653 is an apocalyptic number.

It is an amenable number.

4157653 is a deficient number, since it is larger than the sum of its proper divisors (116813).

4157653 is an equidigital number, since it uses as much as digits as its factorization.

4157653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3074 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 4157653 is about 2039.0323685513. The cubic root of 4157653 is about 160.7987790020.

The spelling of 4157653 in words is "four million, one hundred fifty-seven thousand, six hundred fifty-three".