76665152 has 56 divisors (see below), whose sum is σ = 162702240. Its totient is φ = 35735040.

The previous prime is 76665103. The next prime is 76665157. The reversal of 76665152 is 25156667.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76665157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81002 + ... + 81942.

Almost surely, 2^76665152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76665152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81351120).

76665152 is an abundant number, since it is smaller than the sum of its proper divisors (86037088).

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

76665152 is a wasteful number, since it uses less digits than its factorization.

76665152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039 (or 1029 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 76665152 is about 8755.8638637201. The cubic root of 76665152 is about 424.8145017470.

The spelling of 76665152 in words is "seventy-six million, six hundred sixty-five thousand, one hundred fifty-two".