2398727 has 4 divisors (see below), whose sum is σ = 2444040. Its totient is φ = 2353416.

The previous prime is 2398699. The next prime is 2398777. The reversal of 2398727 is 7278932.

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 2398727 - 2⁸ = 2398471 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2398777) 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, 22577 + ... + 22682.

It is an arithmetic number, because the mean of its divisors is an integer number (611010).

2^2398727 is an apocalyptic number.

2398727 is a deficient number, since it is larger than the sum of its proper divisors (45313).

2398727 is an equidigital number, since it uses as much as digits as its factorization.

2398727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45312.

The product of its digits is 42336, while the sum is 38.

The square root of 2398727 is about 1548.7824250036. The cubic root of 2398727 is about 133.8629139369.

It can be divided in two parts, 2398 and 727, that added together give a 5-th power (3125 = 5⁵).

The spelling of 2398727 in words is "two million, three hundred ninety-eight thousand, seven hundred twenty-seven".