97447465 has 4 divisors (see below), whose sum is σ = 116936964. Its totient is φ = 77957968.

The previous prime is 97447463. The next prime is 97447499. The reversal of 97447465 is 56474479.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27373824 + 70073641 = 5232^2 + 8371^2 .

It is a cyclic number.

It is not a de Polignac number, because 97447465 - 2¹ = 97447463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97447463) 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, 9744742 + ... + 9744751.

It is an arithmetic number, because the mean of its divisors is an integer number (29234241).

Almost surely, 2^97447465 is an apocalyptic number.

It is an amenable number.

97447465 is a deficient number, since it is larger than the sum of its proper divisors (19489499).

97447465 is a wasteful number, since it uses less digits than its factorization.

97447465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19489498.

The product of its digits is 846720, while the sum is 46.

The square root of 97447465 is about 9871.5482574923. The cubic root of 97447465 is about 460.1755237535.

The spelling of 97447465 in words is "ninety-seven million, four hundred forty-seven thousand, four hundred sixty-five".