73661752 has 16 divisors (see below), whose sum is σ = 141328440. Its totient is φ = 35974176.

The previous prime is 73661747. The next prime is 73661759. The reversal of 73661752 is 25716637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73661759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106723 + ... + 107410.

Almost surely, 2^73661752 is an apocalyptic number.

It is an amenable number.

73661752 is a deficient number, since it is larger than the sum of its proper divisors (67666688).

73661752 is a wasteful number, since it uses less digits than its factorization.

73661752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214182 (or 214178 counting only the distinct ones).

The product of its digits is 52920, while the sum is 37.

The square root of 73661752 is about 8582.6424835245. The cubic root of 73661752 is about 419.1929930797.

It can be divided in two parts, 73 and 661752, that added together give a triangular number (661825 = T₁₁₅₀).

The spelling of 73661752 in words is "seventy-three million, six hundred sixty-one thousand, seven hundred fifty-two".