73036 has 18 divisors (see below), whose sum is σ = 139020. Its totient is φ = 33480.

The previous prime is 73019. The next prime is 73037. The reversal of 73036 is 63037.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (73037) 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, 2341 + ... + 2371.

2⁷³⁰³⁶ is an apocalyptic number.

73036 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

73036 is a deficient number, since it is larger than the sum of its proper divisors (65984).

73036 is a wasteful number, since it uses less digits than its factorization.

73036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 73036 is about 270.2517344995. The cubic root of 73036 is about 41.8002609814.

Multiplying 73036 by its sum of digits (19), we get a square (1387684 = 1178²).

73036 divided by its sum of digits (19) gives a square (3844 = 62²).

Subtracting from 73036 its reverse (63037), we obtain a palindrome (9999).

The spelling of 73036 in words is "seventy-three thousand, thirty-six".