73405052 has 24 divisors (see below), whose sum is σ = 153194496. Its totient is φ = 30091248.

The previous prime is 73405051. The next prime is 73405063. The reversal of 73405052 is 25050437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73405051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56348 + ... + 57635.

It is an arithmetic number, because the mean of its divisors is an integer number (6383104).

Almost surely, 2^73405052 is an apocalyptic number.

It is an amenable number.

73405052 is an abundant number, since it is smaller than the sum of its proper divisors (79789444).

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

73405052 is a wasteful number, since it uses less digits than its factorization.

73405052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114017 (or 114015 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 73405052 is about 8567.6748304309. The cubic root of 73405052 is about 418.7054850727.

Adding to 73405052 its reverse (25050437), we get a palindrome (98455489).

The spelling of 73405052 in words is "seventy-three million, four hundred five thousand, fifty-two".