706379649 has 4 divisors (see below), whose sum is σ = 941839536. Its totient is φ = 470919764.

The previous prime is 706379629. The next prime is 706379669. The reversal of 706379649 is 946973607.

706379649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (706379629) and next prime (706379669).

It is a cyclic number.

It is not a de Polignac number, because 706379649 - 2⁷ = 706379521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (706379629) 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, 117729939 + ... + 117729944.

It is an arithmetic number, because the mean of its divisors is an integer number (235459884).

Almost surely, 2^706379649 is an apocalyptic number.

It is an amenable number.

706379649 is a deficient number, since it is larger than the sum of its proper divisors (235459887).

706379649 is a wasteful number, since it uses less digits than its factorization.

706379649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235459886.

The product of its (nonzero) digits is 1714608, while the sum is 51.

The square root of 706379649 is about 26577.8036902977. The cubic root of 706379649 is about 890.5932370230.

The spelling of 706379649 in words is "seven hundred six million, three hundred seventy-nine thousand, six hundred forty-nine".