73632530 has 16 divisors (see below), whose sum is σ = 132663744. Its totient is φ = 29425200.

The previous prime is 73632527. The next prime is 73632557. The reversal of 73632530 is 3523637.

It is a junction number, because it is equal to n+sod(n) for n = 73632493 and 73632502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10205 + ... + 15855.

It is an arithmetic number, because the mean of its divisors is an integer number (8291484).

Almost surely, 2^73632530 is an apocalyptic number.

73632530 is a deficient number, since it is larger than the sum of its proper divisors (59031214).

73632530 is a wasteful number, since it uses less digits than its factorization.

73632530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6961.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 73632530 is about 8580.9399252063. The cubic root of 73632530 is about 419.1375537347.

The spelling of 73632530 in words is "seventy-three million, six hundred thirty-two thousand, five hundred thirty".