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89378 = 2232967
BaseRepresentation
bin10101110100100010
311112121022
4111310202
510330003
61525442
7521402
oct256442
9145538
1089378
1161173
1243882
13318b3
1424802
151b738
hex15d22

89378 has 16 divisors (see below), whose sum is σ = 146880. Its totient is φ = 40656.

The previous prime is 89371. The next prime is 89381. The reversal of 89378 is 87398.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 89378.

It is not an unprimeable number, because it can be changed into a prime (89371) by changing a digit.

89378 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301 + ... + 1367.

It is an arithmetic number, because the mean of its divisors is an integer number (9180).

289378 is an apocalyptic number.

89378 is a deficient number, since it is larger than the sum of its proper divisors (57502).

89378 is a wasteful number, since it uses less digits than its factorization.

89378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121.

The product of its digits is 12096, while the sum is 35.

The square root of 89378 is about 298.9615359875. The cubic root of 89378 is about 44.7105704306.

The spelling of 89378 in words is "eighty-nine thousand, three hundred seventy-eight".