73126500 has 48 divisors (see below), whose sum is σ = 212948736. Its totient is φ = 19500000.

The previous prime is 73126463. The next prime is 73126553. The reversal of 73126500 is 562137.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22876 + ... + 25875.

It is an arithmetic number, because the mean of its divisors is an integer number (4436432).

Almost surely, 2^73126500 is an apocalyptic number.

It is an amenable number.

73126500 is an abundant number, since it is smaller than the sum of its proper divisors (139822236).

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

73126500 is a wasteful number, since it uses less digits than its factorization.

73126500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48773 (or 48761 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 73126500 is about 8551.4033935957. The cubic root of 73126500 is about 418.1751896469.

Adding to 73126500 its reverse (562137), we get a palindrome (73688637).

The spelling of 73126500 in words is "seventy-three million, one hundred twenty-six thousand, five hundred".