78063722 has 16 divisors (see below), whose sum is σ = 127896192. Its totient is φ = 35440320.

The previous prime is 78063721. The next prime is 78063743. The reversal of 78063722 is 22736087.

It is not an unprimeable number, because it can be changed into a prime (78063721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22658 + ... + 25874.

It is an arithmetic number, because the mean of its divisors is an integer number (7993512).

Almost surely, 2^78063722 is an apocalyptic number.

78063722 is a deficient number, since it is larger than the sum of its proper divisors (49832470).

78063722 is a wasteful number, since it uses less digits than its factorization.

78063722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 78063722 is about 8835.3676776917. The cubic root of 78063722 is about 427.3821879342.

The spelling of 78063722 in words is "seventy-eight million, sixty-three thousand, seven hundred twenty-two".