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1476989 is a prime number
BaseRepresentation
bin101101000100101111101
32210001001022
411220211331
5334230424
651353525
715361043
oct5504575
92701038
101476989
11919758
125b28a5
133c9377
142a6393
151e295e
hex16897d

1476989 has 2 divisors, whose sum is σ = 1476990. Its totient is φ = 1476988.

The previous prime is 1476983. The next prime is 1477001. The reversal of 1476989 is 9896741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1452025 + 24964 = 1205^2 + 158^2 .

It is an emirp because it is prime and its reverse (9896741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1476989 - 24 = 1476973 is a prime.

It is a super-2 number, since 2×14769892 = 4362993012242, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1476983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 738494 + 738495.

It is an arithmetic number, because the mean of its divisors is an integer number (738495).

21476989 is an apocalyptic number.

It is an amenable number.

1476989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1476989 is an equidigital number, since it uses as much as digits as its factorization.

1476989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 44.

The square root of 1476989 is about 1215.3143626239. The cubic root of 1476989 is about 113.8830492434.

The spelling of 1476989 in words is "one million, four hundred seventy-six thousand, nine hundred eighty-nine".