24428137 has 2 divisors, whose sum is σ = 24428138. Its totient is φ = 24428136.

The previous prime is 24428113. The next prime is 24428147. The reversal of 24428137 is 73182442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13111641 + 11316496 = 3621^2 + 3364^2 .

It is a cyclic number.

It is not a de Polignac number, because 24428137 - 2⁷ = 24428009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24428099 and 24428108.

It is not a weakly prime, because it can be changed into another prime (24428147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12214068 + 12214069.

It is an arithmetic number, because the mean of its divisors is an integer number (12214069).

Almost surely, 2^24428137 is an apocalyptic number.

It is an amenable number.

24428137 is a deficient number, since it is larger than the sum of its proper divisors (1).

24428137 is an equidigital number, since it uses as much as digits as its factorization.

24428137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 31.

The square root of 24428137 is about 4942.4828780685. The cubic root of 24428137 is about 290.1550379876.

The spelling of 24428137 in words is "twenty-four million, four hundred twenty-eight thousand, one hundred thirty-seven".