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232403423 = 73677561
BaseRepresentation
bin11011101101000…
…11000111011111
3121012022022120012
431312203013133
5433443402143
635021113435
75521253000
oct1566430737
9535268505
10232403423
1110a20514a
12659b887b
13391c1225
1422c191a7
151560a418
hexdda31df

232403423 has 8 divisors (see below), whose sum is σ = 271024800. Its totient is φ = 199202640.

The previous prime is 232403417. The next prime is 232403429. The reversal of 232403423 is 324304232.

It is an interprime number because it is at equal distance from previous prime (232403417) and next prime (232403429).

It is not a de Polignac number, because 232403423 - 24 = 232403407 is a prime.

It is a super-2 number, since 2×2324034232 = 108022702044233858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232403429) 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, 338438 + ... + 339123.

It is an arithmetic number, because the mean of its divisors is an integer number (33878100).

Almost surely, 2232403423 is an apocalyptic number.

232403423 is a deficient number, since it is larger than the sum of its proper divisors (38621377).

232403423 is an frugal number, since it uses more digits than its factorization.

232403423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677582 (or 677568 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 232403423 is about 15244.7834684524. The cubic root of 232403423 is about 614.8193207534.

Adding to 232403423 its reverse (324304232), we get a palindrome (556707655).

The spelling of 232403423 in words is "two hundred thirty-two million, four hundred three thousand, four hundred twenty-three".

Divisors: 1 7 49 343 677561 4742927 33200489 232403423