954530666 has 4 divisors (see below), whose sum is σ = 1431796002. Its totient is φ = 477265332.

The previous prime is 954530663. The next prime is 954530701. The reversal of 954530666 is 666035459.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 666035459 = 521 ⋅1278379.

It can be written as a sum of positive squares in only one way, i.e., 565060441 + 389470225 = 23771^2 + 19735^2 .

It is a super-2 number, since 2×954530666² = 1822257584668807112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (954530663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238632665 + ... + 238632668.

Almost surely, 2^954530666 is an apocalyptic number.

954530666 is a deficient number, since it is larger than the sum of its proper divisors (477265336).

954530666 is a wasteful number, since it uses less digits than its factorization.

954530666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477265335.

The product of its (nonzero) digits is 583200, while the sum is 44.

The square root of 954530666 is about 30895.4797017298. The cubic root of 954530666 is about 984.6078526946.

The spelling of 954530666 in words is "nine hundred fifty-four million, five hundred thirty thousand, six hundred sixty-six".