Search a number
-
+
1040461 = 8811181
BaseRepresentation
bin11111110000001001101
31221212020121
43332001031
5231243321
634144541
711562262
oct3760115
91855217
101040461
11650794
12422151
132a5776
141d1269
15158441
hexfe04d

1040461 has 4 divisors (see below), whose sum is σ = 1042524. Its totient is φ = 1038400.

The previous prime is 1040449. The next prime is 1040483. The reversal of 1040461 is 1640401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1640401 = 7234343.

It can be written as a sum of positive squares in 2 ways, for example, as 592900 + 447561 = 770^2 + 669^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040461 - 29 = 1039949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291 + ... + 1471.

It is an arithmetic number, because the mean of its divisors is an integer number (260631).

21040461 is an apocalyptic number.

It is an amenable number.

1040461 is a deficient number, since it is larger than the sum of its proper divisors (2063).

1040461 is an equidigital number, since it uses as much as digits as its factorization.

1040461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1040461 is about 1020.0299015225. The cubic root of 1040461 is about 101.3309082503.

Adding to 1040461 its reverse (1640401), we get a palindrome (2680862).

The spelling of 1040461 in words is "one million, forty thousand, four hundred sixty-one".

Divisors: 1 881 1181 1040461