97840602 has 32 divisors (see below), whose sum is σ = 219676800. Its totient is φ = 32275584.

The previous prime is 97840591. The next prime is 97840607. The reversal of 97840602 is 20604879.

97840602 is a `hidden beast` number, since 9 + 7 + 8 + 40 + 602 = 666.

It is a super-3 number, since 3×97840602³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (97840607) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4102 + ... + 14577.

It is an arithmetic number, because the mean of its divisors is an integer number (6864900).

Almost surely, 2^97840602 is an apocalyptic number.

97840602 is an abundant number, since it is smaller than the sum of its proper divisors (121836198).

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

97840602 is a wasteful number, since it uses less digits than its factorization.

97840602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18787 (or 18781 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 97840602 is about 9891.4408454987. The cubic root of 97840602 is about 460.7935295044.

The spelling of 97840602 in words is "ninety-seven million, eight hundred forty thousand, six hundred two".