97200378 has 32 divisors (see below), whose sum is σ = 235638720. Its totient is φ = 29454480.

The previous prime is 97200353. The next prime is 97200403. The reversal of 97200378 is 87300279.

It is an interprime number because it is at equal distance from previous prime (97200353) and next prime (97200403).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81225 + ... + 82412.

It is an arithmetic number, because the mean of its divisors is an integer number (7363710).

Almost surely, 2^97200378 is an apocalyptic number.

97200378 is an abundant number, since it is smaller than the sum of its proper divisors (138438342).

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

97200378 is a wasteful number, since it uses less digits than its factorization.

97200378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163659 (or 163653 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 97200378 is about 9859.0252053639. The cubic root of 97200378 is about 459.7862554538.

Subtracting from 97200378 its reverse (87300279), we obtain a palindrome (9900099).

The spelling of 97200378 in words is "ninety-seven million, two hundred thousand, three hundred seventy-eight".