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66492 = 22321847
BaseRepresentation
bin10000001110111100
310101012200
4100032330
54111432
61231500
7364566
oct201674
9111180
1066492
1145a58
1232590
132435a
141a336
1514a7c
hex103bc

66492 has 18 divisors (see below), whose sum is σ = 168168. Its totient is φ = 22152.

The previous prime is 66491. The next prime is 66499. The reversal of 66492 is 29466.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 66492.

It is not an unprimeable number, because it can be changed into a prime (66491) 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, 888 + ... + 959.

266492 is an apocalyptic number.

It is an amenable number.

66492 is an abundant number, since it is smaller than the sum of its proper divisors (101676).

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

66492 is a wasteful number, since it uses less digits than its factorization.

66492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857 (or 1852 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 66492 is about 257.8604273633. The cubic root of 66492 is about 40.5125704007.

The spelling of 66492 in words is "sixty-six thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 1847 3694 5541 7388 11082 16623 22164 33246 66492