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88669 = 753239
BaseRepresentation
bin10101101001011101
311111122001
4111221131
510314134
61522301
7516340
oct255135
9144561
1088669
1160689
1243391
1331489
1424457
151b414
hex15a5d

88669 has 8 divisors (see below), whose sum is σ = 103680. Its totient is φ = 74256.

The previous prime is 88667. The next prime is 88681. The reversal of 88669 is 96688.

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

It is not a de Polignac number, because 88669 - 21 = 88667 is a prime.

It is a super-2 number, since 2×886692 = 15724383122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88661) 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, 252 + ... + 490.

It is an arithmetic number, because the mean of its divisors is an integer number (12960).

288669 is an apocalyptic number.

It is an amenable number.

88669 is a deficient number, since it is larger than the sum of its proper divisors (15011).

88669 is a wasteful number, since it uses less digits than its factorization.

88669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299.

The product of its digits is 20736, while the sum is 37.

The square root of 88669 is about 297.7734037821. The cubic root of 88669 is about 44.5920327353.

It can be divided in two parts, 88 and 669, that added together give a palindrome (757).

The spelling of 88669 in words is "eighty-eight thousand, six hundred sixty-nine".

Divisors: 1 7 53 239 371 1673 12667 88669