2424139 has 4 divisors (see below), whose sum is σ = 2507760. Its totient is φ = 2340520.

The previous prime is 2424137. The next prime is 2424157. The reversal of 2424139 is 9314242.

2424139 = 275² + 276² + ... + 303².

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 2424139 - 2¹ = 2424137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2424137) 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, 41767 + ... + 41824.

It is an arithmetic number, because the mean of its divisors is an integer number (626940).

2^2424139 is an apocalyptic number.

2424139 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2424139 is a deficient number, since it is larger than the sum of its proper divisors (83621).

2424139 is an equidigital number, since it uses as much as digits as its factorization.

2424139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83620.

The product of its digits is 1728, while the sum is 25.

The square root of 2424139 is about 1556.9646752576. The cubic root of 2424139 is about 134.3339668475. Note that the first 3 decimals are identical.

The spelling of 2424139 in words is "two million, four hundred twenty-four thousand, one hundred thirty-nine".