76323745 has 8 divisors (see below), whose sum is σ = 91826280. Its totient is φ = 60900480.

The previous prime is 76323743. The next prime is 76323769. The reversal of 76323745 is 54732367.

It can be written as a sum of positive squares in 4 ways, for example, as 163216 + 76160529 = 404^2 + 8727^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 76323745 - 2¹ = 76323743 is a prime.

It is a super-3 number, since 3×76323745³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (76323743) 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, 17676 + ... + 21565.

It is an arithmetic number, because the mean of its divisors is an integer number (11478285).

Almost surely, 2^76323745 is an apocalyptic number.

It is an amenable number.

76323745 is a deficient number, since it is larger than the sum of its proper divisors (15502535).

76323745 is a wasteful number, since it uses less digits than its factorization.

76323745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39635.

The product of its digits is 105840, while the sum is 37.

The square root of 76323745 is about 8736.3462042206. The cubic root of 76323745 is about 424.1829654903.

The spelling of 76323745 in words is "seventy-six million, three hundred twenty-three thousand, seven hundred forty-five".