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8253397 is a prime number
BaseRepresentation
bin11111011110111111010101
3120112022112101
4133132333111
54103102042
6452522101
7130103245
oct37367725
916468471
108253397
114727999
122920331
13192c889
14114bb25
15ad06b7
hex7defd5

8253397 has 2 divisors, whose sum is σ = 8253398. Its totient is φ = 8253396.

The previous prime is 8253383. The next prime is 8253431. The reversal of 8253397 is 7933528.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8031556 + 221841 = 2834^2 + 471^2 .

It is a cyclic number.

It is not a de Polignac number, because 8253397 - 211 = 8251349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8253337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4126698 + 4126699.

It is an arithmetic number, because the mean of its divisors is an integer number (4126699).

Almost surely, 28253397 is an apocalyptic number.

It is an amenable number.

8253397 is a deficient number, since it is larger than the sum of its proper divisors (1).

8253397 is an equidigital number, since it uses as much as digits as its factorization.

8253397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 37.

The square root of 8253397 is about 2872.8726042065. The cubic root of 8253397 is about 202.0897307454.

The spelling of 8253397 in words is "eight million, two hundred fifty-three thousand, three hundred ninety-seven".