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1001214 = 23318541
BaseRepresentation
bin11110100011011111110
31212212102000
43310123332
5224014324
633243130
711336664
oct3643376
91785360
101001214
11624255
124034a6
13290946
141c0c34
1514b9c9
hexf46fe

1001214 has 16 divisors (see below), whose sum is σ = 2225040. Its totient is φ = 333720.

The previous prime is 1001197. The next prime is 1001219. The reversal of 1001214 is 4121001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1001196 and 1001205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001219) 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, 9217 + ... + 9324.

It is an arithmetic number, because the mean of its divisors is an integer number (139065).

21001214 is an apocalyptic number.

1001214 is an abundant number, since it is smaller than the sum of its proper divisors (1223826).

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

1001214 is a wasteful number, since it uses less digits than its factorization.

1001214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18552 (or 18546 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1001214 is about 1000.6068158872. The cubic root of 1001214 is about 100.0404503022.

Adding to 1001214 its reverse (4121001), we get a palindrome (5122215).

The spelling of 1001214 in words is "one million, one thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 18541 37082 55623 111246 166869 333738 500607 1001214