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23404001 is a prime number
BaseRepresentation
bin101100101000…
…1110111100001
31122001001020212
41121101313201
521442412001
62153343505
7402634145
oct131216741
948031225
1023404001
1112235855
127a07b95
134b0592a
143173225
1520c47bb
hex1651de1

23404001 has 2 divisors, whose sum is σ = 23404002. Its totient is φ = 23404000.

The previous prime is 23403983. The next prime is 23404009. The reversal of 23404001 is 10040432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13512976 + 9891025 = 3676^2 + 3145^2 .

It is a cyclic number.

It is not a de Polignac number, because 23404001 - 26 = 23403937 is a prime.

It is not a weakly prime, because it can be changed into another prime (23404009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11702000 + 11702001.

It is an arithmetic number, because the mean of its divisors is an integer number (11702001).

Almost surely, 223404001 is an apocalyptic number.

It is an amenable number.

23404001 is a deficient number, since it is larger than the sum of its proper divisors (1).

23404001 is an equidigital number, since it uses as much as digits as its factorization.

23404001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 23404001 is about 4837.7681837806. The cubic root of 23404001 is about 286.0421515130.

Adding to 23404001 its reverse (10040432), we get a palindrome (33444433).

The spelling of 23404001 in words is "twenty-three million, four hundred four thousand, one".