76023720 has 48 divisors (see below), whose sum is σ = 247078260. Its totient is φ = 20272896.

The previous prime is 76023719. The next prime is 76023721. The reversal of 76023720 is 2732067.

76023720 is a `hidden beast` number, since 7 + 602 + 37 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (76023719) and next prime (76023721).

It can be written as a sum of positive squares in 2 ways, for example, as 73719396 + 2304324 = 8586^2 + 1518^2 .

It is not an unprimeable number, because it can be changed into a prime (76023721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105229 + ... + 105948.

Almost surely, 2^76023720 is an apocalyptic number.

It is an amenable number.

76023720 is an abundant number, since it is smaller than the sum of its proper divisors (171054540).

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

76023720 is a wasteful number, since it uses less digits than its factorization.

76023720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211194 (or 211187 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 76023720 is about 8719.1582162500. The cubic root of 76023720 is about 423.6264212695.

Adding to 76023720 its reverse (2732067), we get a palindrome (78755787).

The spelling of 76023720 in words is "seventy-six million, twenty-three thousand, seven hundred twenty".