705240698 has 4 divisors (see below), whose sum is σ = 1057861050. Its totient is φ = 352620348.

The previous prime is 705240643. The next prime is 705240719. The reversal of 705240698 is 896042507.

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

It can be written as a sum of positive squares in only one way, i.e., 579509329 + 125731369 = 24073^2 + 11213^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176310173 + ... + 176310176.

Almost surely, 2^705240698 is an apocalyptic number.

705240698 is a deficient number, since it is larger than the sum of its proper divisors (352620352).

705240698 is a wasteful number, since it uses less digits than its factorization.

705240698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352620351.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 705240698 is about 26556.3683134573. The cubic root of 705240698 is about 890.1143218882.

The spelling of 705240698 in words is "seven hundred five million, two hundred forty thousand, six hundred ninety-eight".