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2214198 = 232717573
BaseRepresentation
bin1000011100100100110110
311011111022100
420130210312
51031323243
6115242530
724551250
oct10344466
94144270
102214198
111282618
128a9446
135c6a9c
14418cd0
152db0d3
hex21c936

2214198 has 24 divisors (see below), whose sum is σ = 5483088. Its totient is φ = 632592.

The previous prime is 2214193. The next prime is 2214209. The reversal of 2214198 is 8914122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8661 + ... + 8912.

It is an arithmetic number, because the mean of its divisors is an integer number (228462).

22214198 is an apocalyptic number.

2214198 is an abundant number, since it is smaller than the sum of its proper divisors (3268890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2214198 is a wasteful number, since it uses less digits than its factorization.

2214198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17588 (or 17585 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 2214198 is about 1488.0181450507. The cubic root of 2214198 is about 130.3383297659.

The spelling of 2214198 in words is "two million, two hundred fourteen thousand, one hundred ninety-eight".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 17573 35146 52719 105438 123011 158157 246022 316314 369033 738066 1107099 2214198