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3696989 is a prime number
BaseRepresentation
bin1110000110100101011101
320221211022112
432012211131
51421300424
6211123405
743265252
oct16064535
96854275
103696989
1120a566a
1212a3565
139c598a
146c3429
154d060e
hex38695d

3696989 has 2 divisors, whose sum is σ = 3696990. Its totient is φ = 3696988.

The previous prime is 3696977. The next prime is 3697009. The reversal of 3696989 is 9896963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2856100 + 840889 = 1690^2 + 917^2 .

It is a cyclic number.

It is not a de Polignac number, because 3696989 - 28 = 3696733 is a prime.

It is a super-2 number, since 2×36969892 = 27335455332242, which contains 22 as substring.

It is a Chen prime.

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 (3696919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1848494 + 1848495.

It is an arithmetic number, because the mean of its divisors is an integer number (1848495).

Almost surely, 23696989 is an apocalyptic number.

It is an amenable number.

3696989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3696989 is an equidigital number, since it uses as much as digits as its factorization.

3696989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 629856, while the sum is 50.

The square root of 3696989 is about 1922.7555746896. The cubic root of 3696989 is about 154.6260705443.

The spelling of 3696989 in words is "three million, six hundred ninety-six thousand, nine hundred eighty-nine".