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2564117 is a prime number
BaseRepresentation
bin1001110010000000010101
311211021022022
421302000111
51124022432
6130542525
730536363
oct11620025
94737268
102564117
1114a1506
12a37a45
136ba13a
144aa633
15359b12
hex272015

2564117 has 2 divisors, whose sum is σ = 2564118. Its totient is φ = 2564116.

The previous prime is 2564101. The next prime is 2564123. The reversal of 2564117 is 7114652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1615441 + 948676 = 1271^2 + 974^2 .

It is a cyclic number.

It is not a de Polignac number, because 2564117 - 24 = 2564101 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2564147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282058 + 1282059.

It is an arithmetic number, because the mean of its divisors is an integer number (1282059).

22564117 is an apocalyptic number.

It is an amenable number.

2564117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564117 is an equidigital number, since it uses as much as digits as its factorization.

2564117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 26.

The square root of 2564117 is about 1601.2860456521. The cubic root of 2564117 is about 136.8713694887.

Adding to 2564117 its reverse (7114652), we get a palindrome (9678769).

The spelling of 2564117 in words is "two million, five hundred sixty-four thousand, one hundred seventeen".