77125382 has 8 divisors (see below), whose sum is σ = 115756752. Its totient is φ = 38539800.

The previous prime is 77125381. The next prime is 77125393. The reversal of 77125382 is 28352177.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77125381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6869 + ... + 14192.

It is an arithmetic number, because the mean of its divisors is an integer number (14469594).

Almost surely, 2^77125382 is an apocalyptic number.

77125382 is a deficient number, since it is larger than the sum of its proper divisors (38631370).

77125382 is a wasteful number, since it uses less digits than its factorization.

77125382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22894.

The product of its digits is 23520, while the sum is 35.

The square root of 77125382 is about 8782.1057839222. The cubic root of 77125382 is about 425.6628769849.

The spelling of 77125382 in words is "seventy-seven million, one hundred twenty-five thousand, three hundred eighty-two".