705400738 has 8 divisors (see below), whose sum is σ = 1209258432. Its totient is φ = 302314596.

The previous prime is 705400711. The next prime is 705400741. The reversal of 705400738 is 837004507.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25192870 + ... + 25192897.

It is an arithmetic number, because the mean of its divisors is an integer number (151157304).

Almost surely, 2^705400738 is an apocalyptic number.

705400738 is a deficient number, since it is larger than the sum of its proper divisors (503857694).

705400738 is a wasteful number, since it uses less digits than its factorization.

705400738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50385776.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 705400738 is about 26559.3813557470. The cubic root of 705400738 is about 890.1816478958.

The spelling of 705400738 in words is "seven hundred five million, four hundred thousand, seven hundred thirty-eight".