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2198227 is a prime number
BaseRepresentation
bin1000011000101011010011
311010200101211
420120223103
51030320402
6115040551
724453553
oct10305323
94120354
102198227
111271619
128a0157
135bc735
14413163
152d64d7

2198227 has 2 divisors, whose sum is σ = 2198228. Its totient is φ = 2198226.

The previous prime is 2198201. The next prime is 2198269. The reversal of 2198227 is 7228912.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2198227 is a prime.

It is not a weakly prime, because it can be changed into another prime (2198327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099113 + 1099114.

It is an arithmetic number, because the mean of its divisors is an integer number (1099114).

22198227 is an apocalyptic number.

2198227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2198227 is an equidigital number, since it uses as much as digits as its factorization.

2198227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 31.

The square root of 2198227 is about 1482.6418987739. The cubic root of 2198227 is about 130.0241966795.

The spelling of 2198227 in words is "two million, one hundred ninety-eight thousand, two hundred twenty-seven".