2401247 has 4 divisors (see below), whose sum is σ = 2459856. Its totient is φ = 2342640.

The previous prime is 2401237. The next prime is 2401253. The reversal of 2401247 is 7421042.

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 2401247 - 2¹² = 2397151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2401207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29243 + ... + 29324.

It is an arithmetic number, because the mean of its divisors is an integer number (614964).

2^2401247 is an apocalyptic number.

2401247 is a deficient number, since it is larger than the sum of its proper divisors (58609).

2401247 is an equidigital number, since it uses as much as digits as its factorization.

2401247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58608.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 2401247 is about 1549.5957537371. The cubic root of 2401247 is about 133.9097744151.

Adding to 2401247 its reverse (7421042), we get a palindrome (9822289).

The spelling of 2401247 in words is "two million, four hundred one thousand, two hundred forty-seven".