705376407 has 4 divisors (see below), whose sum is σ = 940501880. Its totient is φ = 470250936.

The previous prime is 705376403. The next prime is 705376433. The reversal of 705376407 is 704673507.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 704673507 = 3 ⋅234891169.

It is not a de Polignac number, because 705376407 - 2² = 705376403 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 (705376403) 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, 117562732 + ... + 117562737.

It is an arithmetic number, because the mean of its divisors is an integer number (235125470).

Almost surely, 2^705376407 is an apocalyptic number.

705376407 is a deficient number, since it is larger than the sum of its proper divisors (235125473).

705376407 is a wasteful number, since it uses less digits than its factorization.

705376407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235125472.

The product of its (nonzero) digits is 123480, while the sum is 39.

The square root of 705376407 is about 26558.9233027245. The cubic root of 705376407 is about 890.1714129293.

The spelling of 705376407 in words is "seven hundred five million, three hundred seventy-six thousand, four hundred seven".