70655222 has 8 divisors (see below), whose sum is σ = 115617672. Its totient is φ = 32116000.

The previous prime is 70655209. The next prime is 70655227. The reversal of 70655222 is 22255607.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70655227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605779 + ... + 1605822.

It is an arithmetic number, because the mean of its divisors is an integer number (14452209).

Almost surely, 2^70655222 is an apocalyptic number.

70655222 is a deficient number, since it is larger than the sum of its proper divisors (44962450).

70655222 is a wasteful number, since it uses less digits than its factorization.

70655222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3211614.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 70655222 is about 8405.6660652205. Note that the first 3 decimals coincide. The cubic root of 70655222 is about 413.4104228107.

The spelling of 70655222 in words is "seventy million, six hundred fifty-five thousand, two hundred twenty-two".