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4640001 = 34335969
BaseRepresentation
bin10001101100110100000001
322201201212220
4101230310001
52141440001
6243241253
754303462
oct21546401
98651786
104640001
11268a113
121679229
13c65c82
1488ad69
15619c36
hex46cd01

4640001 has 8 divisors (see below), whose sum is σ = 6330720. Its totient is φ = 3021312.

The previous prime is 4639993. The next prime is 4640003. The reversal of 4640001 is 1000464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4640001 - 23 = 4639993 is a prime.

4640001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4640003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17856 + ... + 18113.

It is an arithmetic number, because the mean of its divisors is an integer number (791340).

Almost surely, 24640001 is an apocalyptic number.

It is an amenable number.

4640001 is a deficient number, since it is larger than the sum of its proper divisors (1690719).

4640001 is a wasteful number, since it uses less digits than its factorization.

4640001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36015.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 4640001 is about 2154.0661549730. The cubic root of 4640001 is about 166.7910302902.

Adding to 4640001 its reverse (1000464), we get a palindrome (5640465).

The spelling of 4640001 in words is "four million, six hundred forty thousand, one".

Divisors: 1 3 43 129 35969 107907 1546667 4640001