78056726 has 8 divisors (see below), whose sum is σ = 127729224. Its totient is φ = 35480320.

The previous prime is 78056689. The next prime is 78056747. The reversal of 78056726 is 62765087.

It is a happy number.

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

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, 1773995 + ... + 1774038.

It is an arithmetic number, because the mean of its divisors is an integer number (15966153).

Almost surely, 2^78056726 is an apocalyptic number.

78056726 is a deficient number, since it is larger than the sum of its proper divisors (49672498).

78056726 is a wasteful number, since it uses less digits than its factorization.

78056726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548046.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 78056726 is about 8834.9717600001. The cubic root of 78056726 is about 427.3694203514.

The spelling of 78056726 in words is "seventy-eight million, fifty-six thousand, seven hundred twenty-six".