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73973 is a prime number
BaseRepresentation
bin10010000011110101
310202110202
4102003311
54331343
61330245
7425444
oct220365
9122422
1073973
1150639
1236985
1327893
141cd5b
1516db8
hex120f5

73973 has 2 divisors, whose sum is σ = 73974. Its totient is φ = 73972.

The previous prime is 73961. The next prime is 73999. The reversal of 73973 is 37937.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68644 + 5329 = 262^2 + 73^2 .

It is a cyclic number.

It is not a de Polignac number, because 73973 - 210 = 72949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36986 + 36987.

It is an arithmetic number, because the mean of its divisors is an integer number (36987).

273973 is an apocalyptic number.

It is an amenable number.

73973 is a deficient number, since it is larger than the sum of its proper divisors (1).

73973 is an equidigital number, since it uses as much as digits as its factorization.

73973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3969, while the sum is 29.

The square root of 73973 is about 271.9797786601. The cubic root of 73973 is about 41.9782578321.

The spelling of 73973 in words is "seventy-three thousand, nine hundred seventy-three".