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9057065 = 51811413
BaseRepresentation
bin100010100011…
…001100101001
3122001010221212
4202203030221
54304311230
6522042505
7136661303
oct42431451
918033855
109057065
115126786
123049435
131b51614
1412ba973
15bdd895
hex8a3329

9057065 has 4 divisors (see below), whose sum is σ = 10868484. Its totient is φ = 7245648.

The previous prime is 9057049. The next prime is 9057067. The reversal of 9057065 is 5607509.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5607509 = 7178979.

It can be written as a sum of positive squares in 2 ways, for example, as 1194649 + 7862416 = 1093^2 + 2804^2 .

It is a cyclic number.

It is not a de Polignac number, because 9057065 - 24 = 9057049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9057067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 905702 + ... + 905711.

It is an arithmetic number, because the mean of its divisors is an integer number (2717121).

Almost surely, 29057065 is an apocalyptic number.

It is an amenable number.

9057065 is a deficient number, since it is larger than the sum of its proper divisors (1811419).

9057065 is a wasteful number, since it uses less digits than its factorization.

9057065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811418.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 9057065 is about 3009.4958049481. The cubic root of 9057065 is about 208.4470859672.

The spelling of 9057065 in words is "nine million, fifty-seven thousand, sixty-five".

Divisors: 1 5 1811413 9057065