25227973 has 2 divisors, whose sum is σ = 25227974. Its totient is φ = 25227972.

The previous prime is 25227967. The next prime is 25227989. The reversal of 25227973 is 37972252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24423364 + 804609 = 4942^2 + 897^2 .

It is a cyclic number.

It is not a de Polignac number, because 25227973 - 2¹³ = 25219781 is a prime.

It is equal to p_1579258 and since 25227973 and 1579258 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25227913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12613986 + 12613987.

It is an arithmetic number, because the mean of its divisors is an integer number (12613987).

Almost surely, 2^25227973 is an apocalyptic number.

It is an amenable number.

25227973 is a deficient number, since it is larger than the sum of its proper divisors (1).

25227973 is an equidigital number, since it uses as much as digits as its factorization.

25227973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 37.

The square root of 25227973 is about 5022.7455639321. The cubic root of 25227973 is about 293.2878819327.

The spelling of 25227973 in words is "twenty-five million, two hundred twenty-seven thousand, nine hundred seventy-three".