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1057465 = 5211493
BaseRepresentation
bin100000010001010111001
31222201120101
410002022321
5232314330
634355401
711662663
oct4021271
91881511
101057465
11662542
1242bb61
132b0426
141d7533
1515d4ca
hex1022b9

1057465 has 4 divisors (see below), whose sum is σ = 1268964. Its totient is φ = 845968.

The previous prime is 1057421. The next prime is 1057477. The reversal of 1057465 is 5647501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 573049 + 484416 = 757^2 + 696^2 .

It is a cyclic number.

It is not a de Polignac number, because 1057465 - 215 = 1024697 is a prime.

It is a super-2 number, since 2×10574652 = 2236464452450, which contains 22 as substring.

It is a Duffinian number.

1057465 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105742 + ... + 105751.

It is an arithmetic number, because the mean of its divisors is an integer number (317241).

21057465 is an apocalyptic number.

It is an amenable number.

1057465 is a deficient number, since it is larger than the sum of its proper divisors (211499).

1057465 is an equidigital number, since it uses as much as digits as its factorization.

1057465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211498.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 1057465 is about 1028.3311723370. The cubic root of 1057465 is about 101.8799369055.

It can be divided in two parts, 10 and 57465, that added together give a palindrome (57475).

The spelling of 1057465 in words is "one million, fifty-seven thousand, four hundred sixty-five".

Divisors: 1 5 211493 1057465