2157337 has 16 divisors (see below), whose sum is σ = 2689792. Its totient is φ = 1684800.

The previous prime is 2157329. The next prime is 2157341. The reversal of 2157337 is 7337512.

It is not a de Polignac number, because 2157337 - 2³ = 2157329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2157307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13663 + ... + 13819.

It is an arithmetic number, because the mean of its divisors is an integer number (168112).

2^2157337 is an apocalyptic number.

It is an amenable number.

2157337 is a deficient number, since it is larger than the sum of its proper divisors (532455).

2157337 is a wasteful number, since it uses less digits than its factorization.

2157337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328.

The product of its digits is 4410, while the sum is 28.

The square root of 2157337 is about 1468.7875952635. The cubic root of 2157337 is about 129.2129367819.

The spelling of 2157337 in words is "two million, one hundred fifty-seven thousand, three hundred thirty-seven".