2993157 has 6 divisors (see below), whose sum is σ = 4323462. Its totient is φ = 1995432.

The previous prime is 2993153. The next prime is 2993167. The reversal of 2993157 is 7513992.

It can be written as a sum of positive squares in only one way, i.e., 2643876 + 349281 = 1626^2 + 591^2 .

It is not a de Polignac number, because 2993157 - 2² = 2993153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2993153) 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, 166278 + ... + 166295.

It is an arithmetic number, because the mean of its divisors is an integer number (720577).

2^2993157 is an apocalyptic number.

It is an amenable number.

2993157 is a deficient number, since it is larger than the sum of its proper divisors (1330305).

2993157 is a wasteful number, since it uses less digits than its factorization.

2993157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332579 (or 332576 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 2993157 is about 1730.0742758622. The cubic root of 2993157 is about 144.1152145052.

The spelling of 2993157 in words is "two million, nine hundred ninety-three thousand, one hundred fifty-seven".