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74132 = 2243431
BaseRepresentation
bin10010000110010100
310202200122
4102012110
54333012
61331112
7426062
oct220624
9122618
1074132
1150773
1236a98
1327986
141d032
1516e72
hex12194

74132 has 12 divisors (see below), whose sum is σ = 133056. Its totient is φ = 36120.

The previous prime is 74131. The next prime is 74143. The reversal of 74132 is 23147.

It is a happy number.

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 74132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44 + ... + 387.

It is an arithmetic number, because the mean of its divisors is an integer number (11088).

274132 is an apocalyptic number.

It is an amenable number.

74132 is a deficient number, since it is larger than the sum of its proper divisors (58924).

74132 is a wasteful number, since it uses less digits than its factorization.

74132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478 (or 476 counting only the distinct ones).

The product of its digits is 168, while the sum is 17.

The square root of 74132 is about 272.2719229006. The cubic root of 74132 is about 42.0083127915.

Adding to 74132 its reverse (23147), we get a palindrome (97279).

The spelling of 74132 in words is "seventy-four thousand, one hundred thirty-two".

Divisors: 1 2 4 43 86 172 431 862 1724 18533 37066 74132