24778051 has 2 divisors, whose sum is σ = 24778052. Its totient is φ = 24778050.

The previous prime is 24778031. The next prime is 24778057. The reversal of 24778051 is 15087742.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24778051 - 2¹³ = 24769859 is a prime.

It is a super-2 number, since 2×24778051² = 1227903622717202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 24777998 and 24778016.

It is not a weakly prime, because it can be changed into another prime (24778057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12389025 + 12389026.

It is an arithmetic number, because the mean of its divisors is an integer number (12389026).

Almost surely, 2^24778051 is an apocalyptic number.

24778051 is a deficient number, since it is larger than the sum of its proper divisors (1).

24778051 is an equidigital number, since it uses as much as digits as its factorization.

24778051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 24778051 is about 4977.7556187503. The cubic root of 24778051 is about 291.5338899683.

The spelling of 24778051 in words is "twenty-four million, seven hundred seventy-eight thousand, fifty-one".