706662001 has 16 divisors (see below), whose sum is σ = 770214096. Its totient is φ = 645636096.

The previous prime is 706661993. The next prime is 706662017. The reversal of 706662001 is 100266607.

It can be written as a sum of positive squares in 8 ways, for example, as 71571600 + 635090401 = 8460^2 + 25201^2 .

It is a cyclic number.

It is not a de Polignac number, because 706662001 - 2³ = 706661993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706662071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349345 + ... + 351361.

It is an arithmetic number, because the mean of its divisors is an integer number (48138381).

Almost surely, 2^706662001 is an apocalyptic number.

It is an amenable number.

706662001 is a deficient number, since it is larger than the sum of its proper divisors (63552095).

706662001 is a wasteful number, since it uses less digits than its factorization.

706662001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 706662001 is about 26583.1149604406. The cubic root of 706662001 is about 890.7118829877.

The spelling of 706662001 in words is "seven hundred six million, six hundred sixty-two thousand, one".