892195049 has 2 divisors, whose sum is σ = 892195050. Its totient is φ = 892195048.

The previous prime is 892195043. The next prime is 892195069. The reversal of 892195049 is 940591298.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 825527824 + 66667225 = 28732^2 + 8165^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-892195049 is a prime.

It is a super-2 number, since 2×892195049² = 1592024010920224802, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 892194994 and 892195012.

It is not a weakly prime, because it can be changed into another prime (892195043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 446097524 + 446097525.

It is an arithmetic number, because the mean of its divisors is an integer number (446097525).

Almost surely, 2^892195049 is an apocalyptic number.

It is an amenable number.

892195049 is a deficient number, since it is larger than the sum of its proper divisors (1).

892195049 is an equidigital number, since it uses as much as digits as its factorization.

892195049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 47.

The square root of 892195049 is about 29869.6342294311. The cubic root of 892195049 is about 962.6903156355.

The spelling of 892195049 in words is "eight hundred ninety-two million, one hundred ninety-five thousand, forty-nine".