705970238 has 4 divisors (see below), whose sum is σ = 1058955360. Its totient is φ = 352985118.

The previous prime is 705970231. The next prime is 705970241. The reversal of 705970238 is 832079507.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 832079507 = 7 ⋅118868501.

It is a junction number, because it is equal to n+sod(n) for n = 705970195 and 705970204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705970231) 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 as a sum of consecutive naturals, namely, 176492558 + ... + 176492561.

It is an arithmetic number, because the mean of its divisors is an integer number (264738840).

Almost surely, 2^705970238 is an apocalyptic number.

705970238 is a deficient number, since it is larger than the sum of its proper divisors (352985122).

705970238 is a wasteful number, since it uses less digits than its factorization.

705970238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352985121.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 705970238 is about 26570.1004514473. The cubic root of 705970238 is about 890.4211439499.

The spelling of 705970238 in words is "seven hundred five million, nine hundred seventy thousand, two hundred thirty-eight".