94135640 has 16 divisors (see below), whose sum is σ = 211805280. Its totient is φ = 37654240.

The previous prime is 94135637. The next prime is 94135651. The reversal of 94135640 is 4653149.

It is a junction number, because it is equal to n+sod(n) for n = 94135597 and 94135606.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1176656 + ... + 1176735.

It is an arithmetic number, because the mean of its divisors is an integer number (13237830).

Almost surely, 2^94135640 is an apocalyptic number.

It is an amenable number.

94135640 is an abundant number, since it is smaller than the sum of its proper divisors (117669640).

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

94135640 is a wasteful number, since it uses less digits than its factorization.

94135640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353402 (or 2353398 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 94135640 is about 9702.3522920991. The cubic root of 94135640 is about 454.9021888531.

Adding to 94135640 its reverse (4653149), we get a palindrome (98788789).

The spelling of 94135640 in words is "ninety-four million, one hundred thirty-five thousand, six hundred forty".