24920057 has 2 divisors, whose sum is σ = 24920058. Its totient is φ = 24920056.

The previous prime is 24920041. The next prime is 24920081. The reversal of 24920057 is 75002942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22857961 + 2062096 = 4781^2 + 1436^2 .

It is a cyclic number.

It is not a de Polignac number, because 24920057 - 2⁴ = 24920041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (24920257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12460028 + 12460029.

It is an arithmetic number, because the mean of its divisors is an integer number (12460029).

Almost surely, 2^24920057 is an apocalyptic number.

It is an amenable number.

24920057 is a deficient number, since it is larger than the sum of its proper divisors (1).

24920057 is an equidigital number, since it uses as much as digits as its factorization.

24920057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 24920057 is about 4991.9992988782. Note that the first 3 decimals coincide. The cubic root of 24920057 is about 292.0897680155.

Adding to 24920057 its reverse (75002942), we get a palindrome (99922999).

The spelling of 24920057 in words is "twenty-four million, nine hundred twenty thousand, fifty-seven".