97224147 has 6 divisors (see below), whose sum is σ = 140434892. Its totient is φ = 64816092.

The previous prime is 97224133. The next prime is 97224191. The reversal of 97224147 is 74142279.

It is not a de Polignac number, because 97224147 - 2⁷ = 97224019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97224047) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5401333 + ... + 5401350.

Almost surely, 2^97224147 is an apocalyptic number.

97224147 is a deficient number, since it is larger than the sum of its proper divisors (43210745).

97224147 is a wasteful number, since it uses less digits than its factorization.

97224147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10802689 (or 10802686 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 97224147 is about 9860.2305753973. The cubic root of 97224147 is about 459.8237305097.

The spelling of 97224147 in words is "ninety-seven million, two hundred twenty-four thousand, one hundred forty-seven".