97842312 has 48 divisors (see below), whose sum is σ = 266048640. Its totient is φ = 32483808.

The previous prime is 97842301. The next prime is 97842323. The reversal of 97842312 is 21324879.

It is an interprime number because it is at equal distance from previous prime (97842301) and next prime (97842323).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 16353 + ... + 21519.

It is an arithmetic number, because the mean of its divisors is an integer number (5542680).

Almost surely, 2^97842312 is an apocalyptic number.

It is an amenable number.

97842312 is an abundant number, since it is smaller than the sum of its proper divisors (168206328).

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

97842312 is a wasteful number, since it uses less digits than its factorization.

97842312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5442 (or 5435 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 97842312 is about 9891.5272834886. The cubic root of 97842312 is about 460.7962139808.

The spelling of 97842312 in words is "ninety-seven million, eight hundred forty-two thousand, three hundred twelve".