77072006 has 8 divisors (see below), whose sum is σ = 126117864. Its totient is φ = 35032720.

The previous prime is 77071957. The next prime is 77072059. The reversal of 77072006 is 60027077.

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

It is a self number, because there is not a number n which added to its sum of digits gives 77072006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1751615 + ... + 1751658.

It is an arithmetic number, because the mean of its divisors is an integer number (15764733).

Almost surely, 2^77072006 is an apocalyptic number.

77072006 is a deficient number, since it is larger than the sum of its proper divisors (49045858).

77072006 is a wasteful number, since it uses less digits than its factorization.

77072006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503286.

The product of its (nonzero) digits is 4116, while the sum is 29.

The square root of 77072006 is about 8779.0663512699. The cubic root of 77072006 is about 425.5646584545.

The spelling of 77072006 in words is "seventy-seven million, seventy-two thousand, six".