97101644 has 24 divisors (see below), whose sum is σ = 172307520. Its totient is φ = 47875536.

The previous prime is 97101643. The next prime is 97101679. The reversal of 97101644 is 44610179.

It is a self number, because there is not a number n which added to its sum of digits gives 97101644.

It is not an unprimeable number, because it can be changed into a prime (97101643) 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, 131027 + ... + 131765.

It is an arithmetic number, because the mean of its divisors is an integer number (7179480).

Almost surely, 2^97101644 is an apocalyptic number.

It is an amenable number.

97101644 is a deficient number, since it is larger than the sum of its proper divisors (75205876).

97101644 is a wasteful number, since it uses less digits than its factorization.

97101644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 97101644 is about 9854.0166429736. The cubic root of 97101644 is about 459.6305224663.

The spelling of 97101644 in words is "ninety-seven million, one hundred one thousand, six hundred forty-four".