97824430 has 16 divisors (see below), whose sum is σ = 192091824. Its totient is φ = 35572480.

The previous prime is 97824427. The next prime is 97824457. The reversal of 97824430 is 3442879.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 97824430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444547 + ... + 444766.

It is an arithmetic number, because the mean of its divisors is an integer number (12005739).

Almost surely, 2^97824430 is an apocalyptic number.

97824430 is a deficient number, since it is larger than the sum of its proper divisors (94267394).

97824430 is a wasteful number, since it uses less digits than its factorization.

97824430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889331.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 97824430 is about 9890.6233372826. The cubic root of 97824430 is about 460.7681400328.

The spelling of 97824430 in words is "ninety-seven million, eight hundred twenty-four thousand, four hundred thirty".