97448773 has 4 divisors (see below), whose sum is σ = 97959168. Its totient is φ = 96938380.

The previous prime is 97448761. The next prime is 97448789. The reversal of 97448773 is 37784479.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37784479 = 4129 ⋅9151.

It is a cyclic number.

It is not a de Polignac number, because 97448773 - 2⁹ = 97448261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97446773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254911 + ... + 255292.

It is an arithmetic number, because the mean of its divisors is an integer number (24489792).

Almost surely, 2^97448773 is an apocalyptic number.

It is an amenable number.

97448773 is a deficient number, since it is larger than the sum of its proper divisors (510395).

97448773 is a wasteful number, since it uses less digits than its factorization.

97448773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510394.

The product of its digits is 1185408, while the sum is 49.

The square root of 97448773 is about 9871.6145082757. The cubic root of 97448773 is about 460.1775826643.

The spelling of 97448773 in words is "ninety-seven million, four hundred forty-eight thousand, seven hundred seventy-three".