73433020 has 48 divisors (see below), whose sum is σ = 163614528. Its totient is φ = 27624960.

The previous prime is 73432999. The next prime is 73433021. The reversal of 73433020 is 2033437.

It is a junction number, because it is equal to n+sod(n) for n = 73432982 and 73433000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73433021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26752 + ... + 29368.

It is an arithmetic number, because the mean of its divisors is an integer number (3408636).

Almost surely, 2^73433020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73433020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81807264).

73433020 is an abundant number, since it is smaller than the sum of its proper divisors (90181508).

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

73433020 is a wasteful number, since it uses less digits than its factorization.

73433020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710 (or 2708 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 22.

The square root of 73433020 is about 8569.3068564499. The cubic root of 73433020 is about 418.7586552009.

Adding to 73433020 its reverse (2033437), we get a palindrome (75466457).

The spelling of 73433020 in words is "seventy-three million, four hundred thirty-three thousand, twenty".