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87253327 = 724151721
BaseRepresentation
bin1010011001101…
…10000101001111
320002011221001201
411030312011033
5134314101302
612354050331
72106432610
oct514660517
9202157051
1087253327
1145285797
12252799a7
13150cc9b5
14b833c07
1579d7c87
hex533614f

87253327 has 8 divisors (see below), whose sum is σ = 100133792. Its totient is φ = 74476800.

The previous prime is 87253319. The next prime is 87253337. The reversal of 87253327 is 72335278.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 87253327 - 23 = 87253319 is a prime.

It is a super-2 number, since 2×872533272 = 15226286145137858, 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 (87253307) 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, 24174 + ... + 27547.

It is an arithmetic number, because the mean of its divisors is an integer number (12516724).

Almost surely, 287253327 is an apocalyptic number.

87253327 is a deficient number, since it is larger than the sum of its proper divisors (12880465).

87253327 is a wasteful number, since it uses less digits than its factorization.

87253327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51969.

The product of its digits is 70560, while the sum is 37.

The square root of 87253327 is about 9340.9489346640. The cubic root of 87253327 is about 443.5344235701.

The spelling of 87253327 in words is "eighty-seven million, two hundred fifty-three thousand, three hundred twenty-seven".

Divisors: 1 7 241 1687 51721 362047 12464761 87253327