76540752 has 60 divisors (see below), whose sum is σ = 214858644. Its totient is φ = 25436160.

The previous prime is 76540703. The next prime is 76540777. The reversal of 76540752 is 25704567.

It can be written as a sum of positive squares in 2 ways, for example, as 43086096 + 33454656 = 6564^2 + 5784^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65808 + ... + 66960.

Almost surely, 2^76540752 is an apocalyptic number.

76540752 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

76540752 is an abundant number, since it is smaller than the sum of its proper divisors (138317892).

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

76540752 is a wasteful number, since it uses less digits than its factorization.

76540752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628 (or 1619 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 76540752 is about 8748.7571688783. The cubic root of 76540752 is about 424.5846035803.

The spelling of 76540752 in words is "seventy-six million, five hundred forty thousand, seven hundred fifty-two".