97881002 has 8 divisors (see below), whose sum is σ = 155458116. Its totient is φ = 46061632.

The previous prime is 97880977. The next prime is 97881013. The reversal of 97881002 is 20018879.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 82428241 + 15452761 = 9079^2 + 3931^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1439393 + ... + 1439460.

Almost surely, 2^97881002 is an apocalyptic number.

97881002 is a deficient number, since it is larger than the sum of its proper divisors (57577114).

97881002 is a wasteful number, since it uses less digits than its factorization.

97881002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2878872.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 97881002 is about 9893.4828043516. The cubic root of 97881002 is about 460.8569438624.

The spelling of 97881002 in words is "ninety-seven million, eight hundred eighty-one thousand, two".