97303140 has 96 divisors (see below), whose sum is σ = 330261120. Its totient is φ = 23587200.

The previous prime is 97303117. The next prime is 97303153. The reversal of 97303140 is 4130379.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2251 + ... + 14130.

It is an arithmetic number, because the mean of its divisors is an integer number (3440220).

Almost surely, 2^97303140 is an apocalyptic number.

97303140 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97303140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165130560).

97303140 is an abundant number, since it is smaller than the sum of its proper divisors (232957980).

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

97303140 is a wasteful number, since it uses less digits than its factorization.

97303140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16410 (or 16402 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 97303140 is about 9864.2353986510. The cubic root of 97303140 is about 459.9482298386.

The spelling of 97303140 in words is "ninety-seven million, three hundred three thousand, one hundred forty".