25046213 has 2 divisors, whose sum is σ = 25046214. Its totient is φ = 25046212.

The previous prime is 25046209. The next prime is 25046221. The reversal of 25046213 is 31264052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24275329 + 770884 = 4927^2 + 878^2 .

It is a cyclic number.

It is not a de Polignac number, because 25046213 - 2² = 25046209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25046513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12523106 + 12523107.

It is an arithmetic number, because the mean of its divisors is an integer number (12523107).

Almost surely, 2^25046213 is an apocalyptic number.

It is an amenable number.

25046213 is a deficient number, since it is larger than the sum of its proper divisors (1).

25046213 is an equidigital number, since it uses as much as digits as its factorization.

25046213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 25046213 is about 5004.6191663302. The cubic root of 25046213 is about 292.5818330947.

The spelling of 25046213 in words is "twenty-five million, forty-six thousand, two hundred thirteen".