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8494001 = 7921361
BaseRepresentation
bin100000011001…
…101110110001
3120222112120122
4200121232301
54133302001
6502020025
7132124565
oct40315661
916875518
108494001
11488173a
122a17615
1319b5249
1411b16a5
15b2bb1b
hex819bb1

8494001 has 6 divisors (see below), whose sum is σ = 8609202. Its totient is φ = 8380320.

The previous prime is 8493997. The next prime is 8494019. The reversal of 8494001 is 1004948.

It can be written as a sum of positive squares in only one way, i.e., 5997601 + 2496400 = 2449^2 + 1580^2 .

It is not a de Polignac number, because 8494001 - 22 = 8493997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8494021) 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 5 ways as a sum of consecutive naturals, for example, 5561 + ... + 6921.

It is an arithmetic number, because the mean of its divisors is an integer number (1434867).

Almost surely, 28494001 is an apocalyptic number.

It is an amenable number.

8494001 is a deficient number, since it is larger than the sum of its proper divisors (115201).

8494001 is an equidigital number, since it uses as much as digits as its factorization.

8494001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519 (or 1440 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 8494001 is about 2914.4469458201. The cubic root of 8494001 is about 204.0347323280.

Adding to 8494001 its reverse (1004948), we get a palindrome (9498949).

The spelling of 8494001 in words is "eight million, four hundred ninety-four thousand, one".

Divisors: 1 79 1361 6241 107519 8494001