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4323397 = 13332569
BaseRepresentation
bin10000011111100001000101
322010122120211
4100133201011
52101322042
6232355421
751514441
oct20374105
98118524
104323397
112493261
121545b71
13b84b30
14807821
155a6017
hex41f845

4323397 has 4 divisors (see below), whose sum is σ = 4655980. Its totient is φ = 3990816.

The previous prime is 4323377. The next prime is 4323401. The reversal of 4323397 is 7933234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7933234 = 23966617.

It can be written as a sum of positive squares in 2 ways, for example, as 690561 + 3632836 = 831^2 + 1906^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4323397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166272 + ... + 166297.

It is an arithmetic number, because the mean of its divisors is an integer number (1163995).

Almost surely, 24323397 is an apocalyptic number.

It is an amenable number.

4323397 is a deficient number, since it is larger than the sum of its proper divisors (332583).

4323397 is a wasteful number, since it uses less digits than its factorization.

4323397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332582.

The product of its digits is 13608, while the sum is 31.

The square root of 4323397 is about 2079.2779996912. The cubic root of 4323397 is about 162.9077350548.

It can be divided in two parts, 43 and 23397, that multiplied together give a triangular number (1006071 = T1418).

The spelling of 4323397 in words is "four million, three hundred twenty-three thousand, three hundred ninety-seven".

Divisors: 1 13 332569 4323397