70864222 has 32 divisors (see below), whose sum is σ = 125927424. Its totient is φ = 29484000.

The previous prime is 70864207. The next prime is 70864237. The reversal of 70864222 is 22246807.

It is an interprime number because it is at equal distance from previous prime (70864207) and next prime (70864237).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35347 + ... + 37297.

It is an arithmetic number, because the mean of its divisors is an integer number (3935232).

Almost surely, 2^70864222 is an apocalyptic number.

70864222 is a deficient number, since it is larger than the sum of its proper divisors (55063202).

70864222 is a wasteful number, since it uses less digits than its factorization.

70864222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2104.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 70864222 is about 8418.0889755336. The cubic root of 70864222 is about 413.8176478383.

The spelling of 70864222 in words is "seventy million, eight hundred sixty-four thousand, two hundred twenty-two".