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1418028 = 223118169
BaseRepresentation
bin101011010001100101100
32200001011120
411122030230
5330334103
650220540
715024123
oct5321454
92601146
101418028
11889427
12584750
133a8591
1428caba
151d0253
hex15a32c

1418028 has 12 divisors (see below), whose sum is σ = 3308760. Its totient is φ = 472672.

The previous prime is 1418023. The next prime is 1418047. The reversal of 1418028 is 8208141.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1417989 and 1418007.

It is not an unprimeable number, because it can be changed into a prime (1418023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59073 + ... + 59096.

It is an arithmetic number, because the mean of its divisors is an integer number (275730).

21418028 is an apocalyptic number.

It is an amenable number.

1418028 is an abundant number, since it is smaller than the sum of its proper divisors (1890732).

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

1418028 is a wasteful number, since it uses less digits than its factorization.

1418028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118176 (or 118174 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The square root of 1418028 is about 1190.8098084917. The cubic root of 1418028 is about 112.3470316064.

The spelling of 1418028 in words is "one million, four hundred eighteen thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 118169 236338 354507 472676 709014 1418028