70443343 has 4 divisors (see below), whose sum is σ = 71101800. Its totient is φ = 69784888.

The previous prime is 70443341. The next prime is 70443361. The reversal of 70443343 is 34334407.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70443343 - 2¹ = 70443341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70443341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329068 + ... + 329281.

It is an arithmetic number, because the mean of its divisors is an integer number (17775450).

Almost surely, 2^70443343 is an apocalyptic number.

70443343 is a deficient number, since it is larger than the sum of its proper divisors (658457).

70443343 is a wasteful number, since it uses less digits than its factorization.

70443343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658456.

The product of its (nonzero) digits is 12096, while the sum is 28.

The square root of 70443343 is about 8393.0532584990. The cubic root of 70443343 is about 412.9967676562.

The spelling of 70443343 in words is "seventy million, four hundred forty-three thousand, three hundred forty-three".