4157357 has 4 divisors (see below), whose sum is σ = 4269756. Its totient is φ = 4044960.

The previous prime is 4157347. The next prime is 4157399. The reversal of 4157357 is 7537514.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1999396 + 2157961 = 1414^2 + 1469^2 .

It is a cyclic number.

It is not a de Polignac number, because 4157357 - 2¹⁰ = 4156333 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 (4157347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56144 + ... + 56217.

It is an arithmetic number, because the mean of its divisors is an integer number (1067439).

Almost surely, 2^4157357 is an apocalyptic number.

It is an amenable number.

4157357 is a deficient number, since it is larger than the sum of its proper divisors (112399).

4157357 is a wasteful number, since it uses less digits than its factorization.

4157357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112398.

The product of its digits is 14700, while the sum is 32.

The square root of 4157357 is about 2038.9597838113. The cubic root of 4157357 is about 160.7949629413.

The spelling of 4157357 in words is "four million, one hundred fifty-seven thousand, three hundred fifty-seven".