94661990 has 32 divisors (see below), whose sum is σ = 180817920. Its totient is φ = 35580384.

The previous prime is 94661977. The next prime is 94661993. The reversal of 94661990 is 9916649.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94661993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22169 + ... + 26091.

It is an arithmetic number, because the mean of its divisors is an integer number (5650560).

Almost surely, 2^94661990 is an apocalyptic number.

94661990 is a deficient number, since it is larger than the sum of its proper divisors (86155930).

94661990 is a wasteful number, since it uses less digits than its factorization.

94661990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 94661990 is about 9729.4393466427. The cubic root of 94661990 is about 455.7484601984.

The spelling of 94661990 in words is "ninety-four million, six hundred sixty-one thousand, nine hundred ninety".