73688152 has 32 divisors (see below), whose sum is σ = 142228800. Its totient is φ = 35769600.

The previous prime is 73688143. The next prime is 73688189. The reversal of 73688152 is 25188637.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 88474 + ... + 89302.

It is an arithmetic number, because the mean of its divisors is an integer number (4444650).

Almost surely, 2^73688152 is an apocalyptic number.

It is an amenable number.

73688152 is a deficient number, since it is larger than the sum of its proper divisors (68540648).

73688152 is a wasteful number, since it uses less digits than its factorization.

73688152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147 (or 1143 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 73688152 is about 8584.1803336137. The cubic root of 73688152 is about 419.2430659823.

It can be divided in two parts, 736 and 88152, that added together give a palindrome (88888).

The spelling of 73688152 in words is "seventy-three million, six hundred eighty-eight thousand, one hundred fifty-two".