70842223 has 8 divisors (see below), whose sum is σ = 74055680. Its totient is φ = 67686840.

The previous prime is 70842217. The next prime is 70842227. The reversal of 70842223 is 32224807.

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

It is a cyclic number.

It is not a de Polignac number, because 70842223 - 2¹³ = 70834031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70842191 and 70842200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70842227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12015 + ... + 16912.

It is an arithmetic number, because the mean of its divisors is an integer number (9256960).

Almost surely, 2^70842223 is an apocalyptic number.

70842223 is a deficient number, since it is larger than the sum of its proper divisors (3213457).

70842223 is a wasteful number, since it uses less digits than its factorization.

70842223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29037.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 70842223 is about 8416.7822236292. The cubic root of 70842223 is about 413.7748217296.

The spelling of 70842223 in words is "seventy million, eight hundred forty-two thousand, two hundred twenty-three".