895060021 has 2 divisors, whose sum is σ = 895060022. Its totient is φ = 895060020.

The previous prime is 895059959. The next prime is 895060039. The reversal of 895060021 is 120060598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636300625 + 258759396 = 25225^2 + 16086^2 .

It is a cyclic number.

It is not a de Polignac number, because 895060021 - 2¹⁷ = 894928949 is a prime.

It is a super-2 number, since 2×895060021² = 1602264882385040882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898060021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447530010 + 447530011.

It is an arithmetic number, because the mean of its divisors is an integer number (447530011).

Almost surely, 2^895060021 is an apocalyptic number.

It is an amenable number.

895060021 is a deficient number, since it is larger than the sum of its proper divisors (1).

895060021 is an equidigital number, since it uses as much as digits as its factorization.

895060021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 895060021 is about 29917.5537268674. The cubic root of 895060021 is about 963.7196622468.

The spelling of 895060021 in words is "eight hundred ninety-five million, sixty thousand, twenty-one".