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1406226 = 23713301
BaseRepresentation
bin101010111010100010010
32122102222110
411113110102
5324444401
650050150
714644533
oct5272422
92572873
101406226
11880578
12579956
133a30b3
1428868a
151cb9d6
hex157512

1406226 has 16 divisors (see below), whose sum is σ = 2852928. Its totient is φ = 462000.

The previous prime is 1406221. The next prime is 1406231. The reversal of 1406226 is 6226041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1406221) and next prime (1406231).

It is a super-3 number, since 3×14062263 = 8342315778774333528, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1406221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1225 + ... + 2076.

It is an arithmetic number, because the mean of its divisors is an integer number (178308).

21406226 is an apocalyptic number.

1406226 is an abundant number, since it is smaller than the sum of its proper divisors (1446702).

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

1406226 is a wasteful number, since it uses less digits than its factorization.

1406226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1406226 is about 1185.8440032315. The cubic root of 1406226 is about 112.0344813050.

The spelling of 1406226 in words is "one million, four hundred six thousand, two hundred twenty-six".

Divisors: 1 2 3 6 71 142 213 426 3301 6602 9903 19806 234371 468742 703113 1406226