70822718 has 4 divisors (see below), whose sum is σ = 106234080. Its totient is φ = 35411358.

The previous prime is 70822691. The next prime is 70822723. The reversal of 70822718 is 81722807.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17705678 + ... + 17705681.

It is an arithmetic number, because the mean of its divisors is an integer number (26558520).

Almost surely, 2^70822718 is an apocalyptic number.

70822718 is a deficient number, since it is larger than the sum of its proper divisors (35411362).

70822718 is a wasteful number, since it uses less digits than its factorization.

70822718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35411361.

The product of its (nonzero) digits is 12544, while the sum is 35.

The square root of 70822718 is about 8415.6234468992. The cubic root of 70822718 is about 413.7368433490.

The spelling of 70822718 in words is "seventy million, eight hundred twenty-two thousand, seven hundred eighteen".