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2665253 is a prime number
BaseRepresentation
bin1010001010101100100101
312000102001002
422022230211
51140242003
6133043045
731440263
oct12125445
95012032
102665253
111560498
12a86485
13724196
144d5433
15379a88
hex28ab25

2665253 has 2 divisors, whose sum is σ = 2665254. Its totient is φ = 2665252.

The previous prime is 2665249. The next prime is 2665261. The reversal of 2665253 is 3525662.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2455489 + 209764 = 1567^2 + 458^2 .

It is a cyclic number.

It is not a de Polignac number, because 2665253 - 22 = 2665249 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 28 + 64 + 67 + 58 + 213 + 58 + 313 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2664253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332626 + 1332627.

It is an arithmetic number, because the mean of its divisors is an integer number (1332627).

22665253 is an apocalyptic number.

It is an amenable number.

2665253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665253 is an equidigital number, since it uses as much as digits as its factorization.

2665253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 29.

The square root of 2665253 is about 1632.5602592248. The cubic root of 2665253 is about 138.6477459957.

The spelling of 2665253 in words is "two million, six hundred sixty-five thousand, two hundred fifty-three".