77606230 has 32 divisors (see below), whose sum is σ = 151167744. Its totient is φ = 28515456.

The previous prime is 77606189. The next prime is 77606251. The reversal of 77606230 is 3260677.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 77606192 and 77606201.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 27652 + ... + 30328.

It is an arithmetic number, because the mean of its divisors is an integer number (4723992).

Almost surely, 2^77606230 is an apocalyptic number.

77606230 is a deficient number, since it is larger than the sum of its proper divisors (73561514).

77606230 is a wasteful number, since it uses less digits than its factorization.

77606230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 77606230 is about 8809.4398232805. The cubic root of 77606230 is about 426.5456613505.

The spelling of 77606230 in words is "seventy-seven million, six hundred six thousand, two hundred thirty".