97864670 has 16 divisors (see below), whose sum is σ = 177143760. Its totient is φ = 38926464.

The previous prime is 97864651. The next prime is 97864673. The reversal of 97864670 is 7646879.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97864673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25547 + ... + 29126.

It is an arithmetic number, because the mean of its divisors is an integer number (11071485).

Almost surely, 2^97864670 is an apocalyptic number.

97864670 is a deficient number, since it is larger than the sum of its proper divisors (79279090).

97864670 is a wasteful number, since it uses less digits than its factorization.

97864670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54859.

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 97864670 is about 9892.6573780759. The cubic root of 97864670 is about 460.8313102389.

The spelling of 97864670 in words is "ninety-seven million, eight hundred sixty-four thousand, six hundred seventy".