2381495 has 4 divisors (see below), whose sum is σ = 2857800. Its totient is φ = 1905192.

The previous prime is 2381473. The next prime is 2381497. The reversal of 2381495 is 5941832.

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

It is a cyclic number.

It is not a de Polignac number, because 2381495 - 2¹⁰ = 2380471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2381497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238145 + ... + 238154.

It is an arithmetic number, because the mean of its divisors is an integer number (714450).

2^2381495 is an apocalyptic number.

2381495 is a deficient number, since it is larger than the sum of its proper divisors (476305).

2381495 is an equidigital number, since it uses as much as digits as its factorization.

2381495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476304.

The product of its digits is 8640, while the sum is 32.

The square root of 2381495 is about 1543.2093182715. The cubic root of 2381495 is about 133.5415946736.

It can be divided in two parts, 23 and 81495, that added together give a palindrome (81518).

The spelling of 2381495 in words is "two million, three hundred eighty-one thousand, four hundred ninety-five".