70034423 has 4 divisors (see below), whose sum is σ = 70053168. Its totient is φ = 70015680.

The previous prime is 70034411. The next prime is 70034429. The reversal of 70034423 is 32443007.

It is a happy number.

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 70034423 - 2¹⁰ = 70033399 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 (70034429) 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, 1643 + ... + 11948.

It is an arithmetic number, because the mean of its divisors is an integer number (17513292).

Almost surely, 2^70034423 is an apocalyptic number.

70034423 is a deficient number, since it is larger than the sum of its proper divisors (18745).

70034423 is a wasteful number, since it uses less digits than its factorization.

70034423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18744.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 70034423 is about 8368.6571802171. The cubic root of 70034423 is about 412.1960746263.

The spelling of 70034423 in words is "seventy million, thirty-four thousand, four hundred twenty-three".