24275421 has 6 divisors (see below), whose sum is σ = 35064510. Its totient is φ = 16183608.

The previous prime is 24275401. The next prime is 24275423. The reversal of 24275421 is 12457242.

It can be written as a sum of positive squares in only one way, i.e., 23765625 + 509796 = 4875^2 + 714^2 .

It is not a de Polignac number, because 24275421 - 2⁵ = 24275389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24275423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1348626 + ... + 1348643.

It is an arithmetic number, because the mean of its divisors is an integer number (5844085).

Almost surely, 2^24275421 is an apocalyptic number.

It is an amenable number.

24275421 is a deficient number, since it is larger than the sum of its proper divisors (10789089).

24275421 is a wasteful number, since it uses less digits than its factorization.

24275421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2697275 (or 2697272 counting only the distinct ones).

The product of its digits is 4480, while the sum is 27.

The square root of 24275421 is about 4927.0093363013. The cubic root of 24275421 is about 289.5491249736.

The spelling of 24275421 in words is "twenty-four million, two hundred seventy-five thousand, four hundred twenty-one".