705474657 has 32 divisors (see below), whose sum is σ = 1081344000. Its totient is φ = 454098960.

The previous prime is 705474631. The next prime is 705474667. The reversal of 705474657 is 756474507.

It is not a de Polignac number, because 705474657 - 2⁶ = 705474593 is a prime.

It is a super-3 number, since 3×705474657³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (705474667) 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 in 31 ways as a sum of consecutive naturals, for example, 550944 + ... + 552222.

It is an arithmetic number, because the mean of its divisors is an integer number (33792000).

Almost surely, 2^705474657 is an apocalyptic number.

It is an amenable number.

705474657 is a deficient number, since it is larger than the sum of its proper divisors (375869343).

705474657 is a wasteful number, since it uses less digits than its factorization.

705474657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978 (or 1972 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

The square root of 705474657 is about 26560.7728991458. The cubic root of 705474657 is about 890.2127408785.

The spelling of 705474657 in words is "seven hundred five million, four hundred seventy-four thousand, six hundred fifty-seven".