70173222 has 32 divisors (see below), whose sum is σ = 164312064. Its totient is φ = 19560000.

The previous prime is 70173211. The next prime is 70173227. The reversal of 70173222 is 22237107.

It is a super-2 number, since 2×70173222² = 9848562171722568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70173192 and 70173201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70173227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18654 + ... + 22097.

It is an arithmetic number, because the mean of its divisors is an integer number (5134752).

Almost surely, 2^70173222 is an apocalyptic number.

70173222 is an abundant number, since it is smaller than the sum of its proper divisors (94138842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70173222 is a wasteful number, since it uses less digits than its factorization.

70173222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40804.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 70173222 is about 8376.9458634994. The cubic root of 70173222 is about 412.4682010382.

The spelling of 70173222 in words is "seventy million, one hundred seventy-three thousand, two hundred twenty-two".