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1216074 = 23202679
BaseRepresentation
bin100101000111001001010
32021210010210
410220321022
5302403244
642021550
713223256
oct4507112
92253123
101216074
11760722
124a78b6
13337692
14239266
151904b9
hex128e4a

1216074 has 8 divisors (see below), whose sum is σ = 2432160. Its totient is φ = 405356.

The previous prime is 1216069. The next prime is 1216087. The reversal of 1216074 is 4706121.

It is a sphenic number, since it is the product of 3 distinct primes.

1216074 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1216074.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101334 + ... + 101345.

It is an arithmetic number, because the mean of its divisors is an integer number (304020).

21216074 is an apocalyptic number.

1216074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1216074 is a wasteful number, since it uses less digits than its factorization.

1216074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202684.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1216074 is about 1102.7574529333. The cubic root of 1216074 is about 106.7382310554.

The spelling of 1216074 in words is "one million, two hundred sixteen thousand, seventy-four".

Divisors: 1 2 3 6 202679 405358 608037 1216074