97000066 has 4 divisors (see below), whose sum is σ = 145500102. Its totient is φ = 48500032.

The previous prime is 97000061. The next prime is 97000093. The reversal of 97000066 is 66000079.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66000079 = 47 ⋅1404257.

It can be written as a sum of positive squares in only one way, i.e., 88906041 + 8094025 = 9429^2 + 2845^2 .

It is a junction number, because it is equal to n+sod(n) for n = 96999998 and 97000043.

It is not an unprimeable number, because it can be changed into a prime (97000061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24250015 + ... + 24250018.

Almost surely, 2^97000066 is an apocalyptic number.

97000066 is a deficient number, since it is larger than the sum of its proper divisors (48500036).

97000066 is a wasteful number, since it uses less digits than its factorization.

97000066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48500035.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 97000066 is about 9848.8611524379. The cubic root of 97000066 is about 459.4701934304.

The spelling of 97000066 in words is "ninety-seven million, sixty-six", and thus it is an aban number and an uban number.