73452232 has 32 divisors (see below), whose sum is σ = 158472000. Its totient is φ = 31264704.

The previous prime is 73452217. The next prime is 73452251. The reversal of 73452232 is 23225437.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 73452232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3943 + ... + 12745.

It is an arithmetic number, because the mean of its divisors is an integer number (4952250).

Almost surely, 2^73452232 is an apocalyptic number.

It is an amenable number.

73452232 is an abundant number, since it is smaller than the sum of its proper divisors (85019768).

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

73452232 is a wasteful number, since it uses less digits than its factorization.

73452232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8965 (or 8961 counting only the distinct ones).

The product of its digits is 10080, while the sum is 28.

The square root of 73452232 is about 8570.4277606197. The cubic root of 73452232 is about 418.7951714247.

Adding to 73452232 its reverse (23225437), we get a palindrome (96677669).

The spelling of 73452232 in words is "seventy-three million, four hundred fifty-two thousand, two hundred thirty-two".