94132440 has 144 divisors (see below), whose sum is σ = 316068480. Its totient is φ = 24295680.

The previous prime is 94132397. The next prime is 94132447. The reversal of 94132440 is 4423149.

94132440 is a `hidden beast` number, since 9 + 413 + 244 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94132447) 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 35 ways as a sum of consecutive naturals, for example, 492745 + ... + 492935.

It is an arithmetic number, because the mean of its divisors is an integer number (2194920).

Almost surely, 2^94132440 is an apocalyptic number.

94132440 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 94132440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158034240).

94132440 is an abundant number, since it is smaller than the sum of its proper divisors (221936040).

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

94132440 is a wasteful number, since it uses less digits than its factorization.

94132440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 94132440 is about 9702.1873822350. The cubic root of 94132440 is about 454.8970342220.

Adding to 94132440 its reverse (4423149), we get a palindrome (98555589).

The spelling of 94132440 in words is "ninety-four million, one hundred thirty-two thousand, four hundred forty".