25435073 has 2 divisors, whose sum is σ = 25435074. Its totient is φ = 25435072.

The previous prime is 25435063. The next prime is 25435093. The reversal of 25435073 is 37053452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15499969 + 9935104 = 3937^2 + 3152^2 .

It is a cyclic number.

It is not a de Polignac number, because 25435073 - 2⁸ = 25434817 is a prime.

It is not a weakly prime, because it can be changed into another prime (25435013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12717536 + 12717537.

It is an arithmetic number, because the mean of its divisors is an integer number (12717537).

Almost surely, 2^25435073 is an apocalyptic number.

It is an amenable number.

25435073 is a deficient number, since it is larger than the sum of its proper divisors (1).

25435073 is an equidigital number, since it uses as much as digits as its factorization.

25435073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 25435073 is about 5043.3196408715. The cubic root of 25435073 is about 294.0882430597.

The spelling of 25435073 in words is "twenty-five million, four hundred thirty-five thousand, seventy-three".