76690258 has 8 divisors (see below), whose sum is σ = 117206028. Its totient is φ = 37621584.

The previous prime is 76690253. The next prime is 76690259. The reversal of 76690258 is 85209667.

It can be written as a sum of positive squares in 2 ways, for example, as 64208169 + 12482089 = 8013^2 + 3533^2 .

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

It is not an unprimeable number, because it can be changed into a prime (76690253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361641 + ... + 361852.

Almost surely, 2^76690258 is an apocalyptic number.

76690258 is a deficient number, since it is larger than the sum of its proper divisors (40515770).

76690258 is a wasteful number, since it uses less digits than its factorization.

76690258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723548.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 76690258 is about 8757.2974141569. The cubic root of 76690258 is about 424.8608688755.

The spelling of 76690258 in words is "seventy-six million, six hundred ninety thousand, two hundred fifty-eight".