856025363 has 2 divisors, whose sum is σ = 856025364. Its totient is φ = 856025362.

The previous prime is 856025341. The next prime is 856025369. The reversal of 856025363 is 363520658.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 856025363 - 2¹⁸ = 855763219 is a prime.

It is a super-3 number, since 3×856025363³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (856025369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428012681 + 428012682.

It is an arithmetic number, because the mean of its divisors is an integer number (428012682).

Almost surely, 2^856025363 is an apocalyptic number.

856025363 is a deficient number, since it is larger than the sum of its proper divisors (1).

856025363 is an equidigital number, since it uses as much as digits as its factorization.

856025363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 856025363 is about 29257.9111181916. The cubic root of 856025363 is about 949.5012573233.

The spelling of 856025363 in words is "eight hundred fifty-six million, twenty-five thousand, three hundred sixty-three".