50898817 has 2 divisors, whose sum is σ = 50898818. Its totient is φ = 50898816.

The previous prime is 50898803. The next prime is 50898821. The reversal of 50898817 is 71889805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50822641 + 76176 = 7129^2 + 276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50898817 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50838817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25449408 + 25449409.

It is an arithmetic number, because the mean of its divisors is an integer number (25449409).

Almost surely, 2^50898817 is an apocalyptic number.

It is an amenable number.

50898817 is a deficient number, since it is larger than the sum of its proper divisors (1).

50898817 is an equidigital number, since it uses as much as digits as its factorization.

50898817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 46.

The square root of 50898817 is about 7134.3406843240. The cubic root of 50898817 is about 370.5975661600.

It can be divided in two parts, 50898 and 817, that added together give a palindrome (51715).

The spelling of 50898817 in words is "fifty million, eight hundred ninety-eight thousand, eight hundred seventeen".