94451666 has 8 divisors (see below), whose sum is σ = 146563020. Its totient is φ = 45597328.

The previous prime is 94451657. The next prime is 94451681. The reversal of 94451666 is 66615449.

It can be written as a sum of positive squares in 2 ways, for example, as 90535225 + 3916441 = 9515^2 + 1979^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×94451666² = 17842234420351112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814181 + ... + 814296.

Almost surely, 2^94451666 is an apocalyptic number.

94451666 is a deficient number, since it is larger than the sum of its proper divisors (52111354).

94451666 is a wasteful number, since it uses less digits than its factorization.

94451666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628508.

The product of its digits is 155520, while the sum is 41.

The square root of 94451666 is about 9718.6246969414. The cubic root of 94451666 is about 455.4106761933.

It can be divided in two parts, 9445 and 1666, that added together give a palindrome (11111).

The spelling of 94451666 in words is "ninety-four million, four hundred fifty-one thousand, six hundred sixty-six".