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52338438 = 2322907691
BaseRepresentation
bin1100011110100…
…1111100000110
310122111001211200
43013221330012
5101344312223
65105443330
71203604125
oct307517406
9118431750
1052338438
11275a8709
1215640546
13aac68b9
146d45abc
1548dca43
hex31e9f06

52338438 has 12 divisors (see below), whose sum is σ = 113399988. Its totient is φ = 17446140.

The previous prime is 52338437. The next prime is 52338443. The reversal of 52338438 is 83483325.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52338437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1453828 + ... + 1453863.

It is an arithmetic number, because the mean of its divisors is an integer number (9449999).

Almost surely, 252338438 is an apocalyptic number.

52338438 is an abundant number, since it is smaller than the sum of its proper divisors (61061550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52338438 is a wasteful number, since it uses less digits than its factorization.

52338438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2907699 (or 2907696 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 52338438 is about 7234.5309454034. The cubic root of 52338438 is about 374.0591239805.

The spelling of 52338438 in words is "fifty-two million, three hundred thirty-eight thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 9 18 2907691 5815382 8723073 17446146 26169219 52338438