2401243 has 4 divisors (see below), whose sum is σ = 2585968. Its totient is φ = 2216520.

The previous prime is 2401237. The next prime is 2401253. The reversal of 2401243 is 3421042.

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 2401243 - 2⁵ = 2401211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2401253) 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, 92343 + ... + 92368.

It is an arithmetic number, because the mean of its divisors is an integer number (646492).

2^2401243 is an apocalyptic number.

2401243 is a deficient number, since it is larger than the sum of its proper divisors (184725).

2401243 is a wasteful number, since it uses less digits than its factorization.

2401243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184724.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2401243 is about 1549.5944630774. The cubic root of 2401243 is about 133.9097000593.

Adding to 2401243 its reverse (3421042), we get a palindrome (5822285).

The spelling of 2401243 in words is "two million, four hundred one thousand, two hundred forty-three".