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1474164 = 223240949
BaseRepresentation
bin101100111111001110100
32202220011200
411213321310
5334133124
651332500
715346566
oct5477164
92686150
101474164
1191761a
125b1130
133c7cb3
142a5336
151e1bc9
hex167e74

1474164 has 18 divisors (see below), whose sum is σ = 3726450. Its totient is φ = 491376.

The previous prime is 1474159. The next prime is 1474171. The reversal of 1474164 is 4614741.

It can be written as a sum of positive squares in only one way, i.e., 1232100 + 242064 = 1110^2 + 492^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20439 + ... + 20510.

It is an arithmetic number, because the mean of its divisors is an integer number (207025).

21474164 is an apocalyptic number.

It is an amenable number.

1474164 is an abundant number, since it is smaller than the sum of its proper divisors (2252286).

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

1474164 is a wasteful number, since it uses less digits than its factorization.

1474164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40959 (or 40954 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 1474164 is about 1214.1515556140. The cubic root of 1474164 is about 113.8103958142.

The spelling of 1474164 in words is "one million, four hundred seventy-four thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 40949 81898 122847 163796 245694 368541 491388 737082 1474164