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1272966 = 23212161
BaseRepresentation
bin100110110110010000110
32101200011220
410312302012
5311213331
643141210
713551162
oct4666206
92350156
101272966
1179a442
12514806
13357546
14251ca2
151a2296
hex136c86

1272966 has 8 divisors (see below), whose sum is σ = 2545944. Its totient is φ = 424320.

The previous prime is 1272961. The next prime is 1272983. The reversal of 1272966 is 6692721.

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

1272966 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272961) 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, 106075 + ... + 106086.

It is an arithmetic number, because the mean of its divisors is an integer number (318243).

21272966 is an apocalyptic number.

1272966 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.

1272966 is a wasteful number, since it uses less digits than its factorization.

1272966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212166.

The product of its digits is 9072, while the sum is 33.

The square root of 1272966 is about 1128.2579492297. The cubic root of 1272966 is about 108.3774515901.

The spelling of 1272966 in words is "one million, two hundred seventy-two thousand, nine hundred sixty-six".

Divisors: 1 2 3 6 212161 424322 636483 1272966