94017940 has 24 divisors (see below), whose sum is σ = 197726760. Its totient is φ = 37552128.

The previous prime is 94017923. The next prime is 94017943. The reversal of 94017940 is 4971049.

It can be written as a sum of positive squares in 4 ways, for example, as 7862416 + 86155524 = 2804^2 + 9282^2 .

It is a junction number, because it is equal to n+sod(n) for n = 94017896 and 94017905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94017943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12324 + ... + 18436.

It is an arithmetic number, because the mean of its divisors is an integer number (8238615).

Almost surely, 2^94017940 is an apocalyptic number.

It is an amenable number.

94017940 is an abundant number, since it is smaller than the sum of its proper divisors (103708820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

94017940 is a wasteful number, since it uses less digits than its factorization.

94017940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6891 (or 6889 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 94017940 is about 9696.2848555516. The cubic root of 94017940 is about 454.7125181536.

Adding to 94017940 its reverse (4971049), we get a palindrome (98988989).

The spelling of 94017940 in words is "ninety-four million, seventeen thousand, nine hundred forty".