2378157 has 8 divisors (see below), whose sum is σ = 3178560. Its totient is φ = 1581600.

The previous prime is 2378143. The next prime is 2378171. The reversal of 2378157 is 7518732.

It is an interprime number because it is at equal distance from previous prime (2378143) and next prime (2378171).

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

It is not a de Polignac number, because 2378157 - 2¹¹ = 2376109 is a prime.

It is a super-3 number, since 3×2378157³ = 40349933334641507679, which contains 333 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2378107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144 + ... + 2462.

It is an arithmetic number, because the mean of its divisors is an integer number (397320).

2^2378157 is an apocalyptic number.

It is an amenable number.

2378157 is a deficient number, since it is larger than the sum of its proper divisors (800403).

2378157 is a wasteful number, since it uses less digits than its factorization.

2378157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923.

The product of its digits is 11760, while the sum is 33.

The square root of 2378157 is about 1542.1274266415. The cubic root of 2378157 is about 133.4791730615.

The spelling of 2378157 in words is "two million, three hundred seventy-eight thousand, one hundred fifty-seven".