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87468948 = 22327347099
BaseRepresentation
bin1010011011010…
…10101110010100
320002120212211200
411031222232110
5134343001243
612402432500
72111321340
oct515525624
9202525750
1087468948
1145412796
1225362730
1315176b98
14b88c620
157a2bad3
hex536ab94

87468948 has 36 divisors (see below), whose sum is σ = 252688800. Its totient is φ = 24991056.

The previous prime is 87468911. The next prime is 87468967. The reversal of 87468948 is 84986478.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 87468894 and 87468903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173298 + ... + 173801.

Almost surely, 287468948 is an apocalyptic number.

It is an amenable number.

87468948 is an abundant number, since it is smaller than the sum of its proper divisors (165219852).

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

87468948 is a wasteful number, since it uses less digits than its factorization.

87468948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347116 (or 347111 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The square root of 87468948 is about 9352.4835204346. The cubic root of 87468948 is about 443.8994780957.

The spelling of 87468948 in words is "eighty-seven million, four hundred sixty-eight thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 347099 694198 1041297 1388396 2082594 2429693 3123891 4165188 4859386 6247782 7289079 9718772 12495564 14578158 21867237 29156316 43734474 87468948