900916229 has 2 divisors, whose sum is σ = 900916230. Its totient is φ = 900916228.

The previous prime is 900916193. The next prime is 900916243. The reversal of 900916229 is 922619009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 850888900 + 50027329 = 29170^2 + 7073^2 .

It is a cyclic number.

It is not a de Polignac number, because 900916229 - 2²⁰ = 899867653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 900916192 and 900916201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (900910229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450458114 + 450458115.

It is an arithmetic number, because the mean of its divisors is an integer number (450458115).

Almost surely, 2^900916229 is an apocalyptic number.

It is an amenable number.

900916229 is a deficient number, since it is larger than the sum of its proper divisors (1).

900916229 is an equidigital number, since it uses as much as digits as its factorization.

900916229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 900916229 is about 30015.2665988493. The cubic root of 900916229 is about 965.8169065894.

The spelling of 900916229 in words is "nine hundred million, nine hundred sixteen thousand, two hundred twenty-nine".