97863380 has 12 divisors (see below), whose sum is σ = 205513140. Its totient is φ = 39145344.

The previous prime is 97863343. The next prime is 97863427. The reversal of 97863380 is 8336879.

It can be written as a sum of positive squares in 2 ways, for example, as 77757124 + 20106256 = 8818^2 + 4484^2 .

It is a super-2 number, since 2×97863380² = 19154482290048800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2446565 + ... + 2446604.

It is an arithmetic number, because the mean of its divisors is an integer number (17126095).

Almost surely, 2^97863380 is an apocalyptic number.

It is an amenable number.

97863380 is an abundant number, since it is smaller than the sum of its proper divisors (107649760).

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

97863380 is a wasteful number, since it uses less digits than its factorization.

97863380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893178 (or 4893176 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 97863380 is about 9892.5921779885. The cubic root of 97863380 is about 460.8292854189.

The spelling of 97863380 in words is "ninety-seven million, eight hundred sixty-three thousand, three hundred eighty".