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23434201 = 721925171
BaseRepresentation
bin101100101100…
…1001111011001
31122002120200101
41121121033121
521444343301
62154135401
7403121200
oct131311731
948076611
1023434201
111225650a
127a21561
134b165bb
143180237
1520cd701
hex16593d9

23434201 has 12 divisors (see below), whose sum is σ = 28696080. Its totient is φ = 19028520.

The previous prime is 23434199. The next prime is 23434207. The reversal of 23434201 is 10243432.

It is not a de Polignac number, because 23434201 - 21 = 23434199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (23434207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11655 + ... + 13516.

It is an arithmetic number, because the mean of its divisors is an integer number (2391340).

Almost surely, 223434201 is an apocalyptic number.

It is an amenable number.

23434201 is a deficient number, since it is larger than the sum of its proper divisors (5261879).

23434201 is a wasteful number, since it uses less digits than its factorization.

23434201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25204 (or 25197 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 23434201 is about 4840.8884515138. Note that the first 3 decimals coincide. The cubic root of 23434201 is about 286.1651327646.

Adding to 23434201 its reverse (10243432), we get a palindrome (33677633).

The spelling of 23434201 in words is "twenty-three million, four hundred thirty-four thousand, two hundred one".

Divisors: 1 7 19 49 133 931 25171 176197 478249 1233379 3347743 23434201