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538629 = 37131973
BaseRepresentation
bin10000011100000000101
31000100212020
42003200011
5114214004
615313353
74402230
oct2034005
91010766
10538629
11338753
1221b859
1315b220
14100417
15a98d9
hex83805

538629 has 16 divisors (see below), whose sum is σ = 884352. Its totient is φ = 283968.

The previous prime is 538621. The next prime is 538649. The reversal of 538629 is 926835.

It is a happy number.

It is not a de Polignac number, because 538629 - 23 = 538621 is a prime.

It is a d-powerful number, because it can be written as 54 + 37 + 63 + 82 + 212 + 96 .

It is a self number, because there is not a number n which added to its sum of digits gives 538629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714 + ... + 1259.

It is an arithmetic number, because the mean of its divisors is an integer number (55272).

2538629 is an apocalyptic number.

It is an amenable number.

538629 is a deficient number, since it is larger than the sum of its proper divisors (345723).

538629 is a wasteful number, since it uses less digits than its factorization.

538629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996.

The product of its digits is 12960, while the sum is 33.

The square root of 538629 is about 733.9134826395. The cubic root of 538629 is about 81.3635540448.

The spelling of 538629 in words is "five hundred thirty-eight thousand, six hundred twenty-nine".

Divisors: 1 3 7 13 21 39 91 273 1973 5919 13811 25649 41433 76947 179543 538629