97785148 has 6 divisors (see below), whose sum is σ = 171124016. Its totient is φ = 48892572.

The previous prime is 97785133. The next prime is 97785151. The reversal of 97785148 is 84158779.

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 as a sum of consecutive naturals, namely, 12223140 + ... + 12223147.

Almost surely, 2^97785148 is an apocalyptic number.

It is an amenable number.

97785148 is a deficient number, since it is larger than the sum of its proper divisors (73338868).

97785148 is a wasteful number, since it uses less digits than its factorization.

97785148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24446291 (or 24446289 counting only the distinct ones).

The product of its digits is 564480, while the sum is 49.

The square root of 97785148 is about 9888.6373176490. The cubic root of 97785148 is about 460.7064570178.

The spelling of 97785148 in words is "ninety-seven million, seven hundred eighty-five thousand, one hundred forty-eight".