73433030 has 64 divisors (see below), whose sum is σ = 154524672. Its totient is φ = 24829440.

The previous prime is 73433027. The next prime is 73433033. The reversal of 73433030 is 3033437.

It is an interprime number because it is at equal distance from previous prime (73433027) and next prime (73433033).

It is a junction number, because it is equal to n+sod(n) for n = 73432987 and 73433005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73433033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199907 + ... + 200273.

It is an arithmetic number, because the mean of its divisors is an integer number (2414448).

Almost surely, 2^73433030 is an apocalyptic number.

73433030 is an abundant number, since it is smaller than the sum of its proper divisors (81091642).

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

73433030 is a wasteful number, since it uses less digits than its factorization.

73433030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509.

The product of its (nonzero) digits is 2268, while the sum is 23.

The square root of 73433030 is about 8569.3074399277. The cubic root of 73433030 is about 418.7586742096.

Adding to 73433030 its reverse (3033437), we get a palindrome (76466467).

The spelling of 73433030 in words is "seventy-three million, four hundred thirty-three thousand, thirty".