97623330 has 128 divisors (see below), whose sum is σ = 288921600. Its totient is φ = 20611584.

The previous prime is 97623329. The next prime is 97623341. The reversal of 97623330 is 3332679.

It is a junction number, because it is equal to n+sod(n) for n = 97623291 and 97623300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 171286 + ... + 171854.

It is an arithmetic number, because the mean of its divisors is an integer number (2257200).

Almost surely, 2^97623330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97623330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144460800).

97623330 is an abundant number, since it is smaller than the sum of its proper divisors (191298270).

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

97623330 is a wasteful number, since it uses less digits than its factorization.

97623330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648.

The product of its (nonzero) digits is 20412, while the sum is 33.

The square root of 97623330 is about 9880.4519127416. The cubic root of 97623330 is about 460.4521860993.

The spelling of 97623330 in words is "ninety-seven million, six hundred twenty-three thousand, three hundred thirty".