97849377 has 10 divisors (see below), whose sum is σ = 146170178. Its totient is φ = 65232864.

The previous prime is 97849369. The next prime is 97849387. The reversal of 97849377 is 77394879.

It can be written as a sum of positive squares in only one way, i.e., 53012961 + 44836416 = 7281^2 + 6696^2 .

It is not a de Polignac number, because 97849377 - 2³ = 97849369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97849327) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 603928 + ... + 604089.

Almost surely, 2^97849377 is an apocalyptic number.

It is an amenable number.

97849377 is a deficient number, since it is larger than the sum of its proper divisors (48320801).

97849377 is a wasteful number, since it uses less digits than its factorization.

97849377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208029 (or 1208020 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 97849377 is about 9891.8844008611. The cubic root of 97849377 is about 460.8073047752.

The spelling of 97849377 in words is "ninety-seven million, eight hundred forty-nine thousand, three hundred seventy-seven".