97644006 has 12 divisors (see below), whose sum is σ = 211562052. Its totient is φ = 32547996.

The previous prime is 97643977. The next prime is 97644011. The reversal of 97644006 is 60044679.

97644006 is a `hidden beast` number, since 9 + 7 + 644 + 0 + 0 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2712316 + ... + 2712351.

It is an arithmetic number, because the mean of its divisors is an integer number (17630171).

Almost surely, 2^97644006 is an apocalyptic number.

97644006 is an abundant number, since it is smaller than the sum of its proper divisors (113918046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97644006 is a wasteful number, since it uses less digits than its factorization.

97644006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424675 (or 5424672 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 97644006 is about 9881.4981657641. The cubic root of 97644006 is about 460.4846907521.

The spelling of 97644006 in words is "ninety-seven million, six hundred forty-four thousand, six".