97530418 has 8 divisors (see below), whose sum is σ = 146661660. Its totient is φ = 48643200.

The previous prime is 97530379. The next prime is 97530421. The reversal of 97530418 is 81403579.

It can be written as a sum of positive squares in 2 ways, for example, as 97476129 + 54289 = 9873^2 + 233^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60003 + ... + 61606.

Almost surely, 2^97530418 is an apocalyptic number.

97530418 is a deficient number, since it is larger than the sum of its proper divisors (49131242).

97530418 is a wasteful number, since it uses less digits than its factorization.

97530418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122012.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 97530418 is about 9875.7489842543. The cubic root of 97530418 is about 460.3060628553.

The spelling of 97530418 in words is "ninety-seven million, five hundred thirty thousand, four hundred eighteen".