70331224 has 16 divisors (see below), whose sum is σ = 132046200. Its totient is φ = 35118912.

The previous prime is 70331201. The next prime is 70331237. The reversal of 70331224 is 42213307.

It is a junction number, because it is equal to n+sod(n) for n = 70331195 and 70331204.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1039 + ... + 11905.

Almost surely, 2^70331224 is an apocalyptic number.

It is an amenable number.

70331224 is a deficient number, since it is larger than the sum of its proper divisors (61714976).

70331224 is a wasteful number, since it uses less digits than its factorization.

70331224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11682 (or 11678 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 70331224 is about 8386.3713249534. The cubic root of 70331224 is about 412.7775400666. Note that the first 3 decimals are identical.

The spelling of 70331224 in words is "seventy million, three hundred thirty-one thousand, two hundred twenty-four".