25028473 has 2 divisors, whose sum is σ = 25028474. Its totient is φ = 25028472.

The previous prime is 25028447. The next prime is 25028489. The reversal of 25028473 is 37482052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19035769 + 5992704 = 4363^2 + 2448^2 .

It is a cyclic number.

It is not a de Polignac number, because 25028473 - 2⁵ = 25028441 is a prime.

It is not a weakly prime, because it can be changed into another prime (25038473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12514236 + 12514237.

It is an arithmetic number, because the mean of its divisors is an integer number (12514237).

Almost surely, 2^25028473 is an apocalyptic number.

It is an amenable number.

25028473 is a deficient number, since it is larger than the sum of its proper divisors (1).

25028473 is an equidigital number, since it uses as much as digits as its factorization.

25028473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 25028473 is about 5002.8464897496. The cubic root of 25028473 is about 292.5127391145.

The spelling of 25028473 in words is "twenty-five million, twenty-eight thousand, four hundred seventy-three".