97706649 has 8 divisors (see below), whose sum is σ = 133453152. Its totient is φ = 63548960.

The previous prime is 97706639. The next prime is 97706657. The reversal of 97706649 is 94660779.

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

It is a cyclic number.

It is not a de Polignac number, because 97706649 - 2¹¹ = 97704601 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 97706598 and 97706607.

It is not an unprimeable number, because it can be changed into a prime (97706629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397059 + ... + 397304.

It is an arithmetic number, because the mean of its divisors is an integer number (16681644).

Almost surely, 2^97706649 is an apocalyptic number.

It is an amenable number.

97706649 is a deficient number, since it is larger than the sum of its proper divisors (35746503).

97706649 is a wasteful number, since it uses less digits than its factorization.

97706649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794407.

The product of its (nonzero) digits is 571536, while the sum is 48.

The square root of 97706649 is about 9884.6673692138. The cubic root of 97706649 is about 460.5831435474.

The spelling of 97706649 in words is "ninety-seven million, seven hundred six thousand, six hundred forty-nine".