97444730 has 24 divisors (see below), whose sum is σ = 185124852. Its totient is φ = 36925056.

The previous prime is 97444723. The next prime is 97444747. The reversal of 97444730 is 3744479.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 85618009 + 11826721 = 9253^2 + 3439^2 .

It is a Harshad number since it is a multiple of its sum of digits (38).

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 11 ways as a sum of consecutive naturals, for example, 9887 + ... + 17106.

Almost surely, 2^97444730 is an apocalyptic number.

97444730 is a deficient number, since it is larger than the sum of its proper divisors (87680122).

97444730 is a wasteful number, since it uses less digits than its factorization.

97444730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27038 (or 27019 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 97444730 is about 9871.4097270856. The cubic root of 97444730 is about 460.1712185557.

The spelling of 97444730 in words is "ninety-seven million, four hundred forty-four thousand, seven hundred thirty".