94009540 has 48 divisors (see below), whose sum is σ = 202112064. Its totient is φ = 36720000.

The previous prime is 94009529. The next prime is 94009583. The reversal of 94009540 is 4590049.

It is a happy number.

It is a super-2 number, since 2×94009540² = 17675587222023200, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 306067 + ... + 306373.

It is an arithmetic number, because the mean of its divisors is an integer number (4210668).

Almost surely, 2^94009540 is an apocalyptic number.

It is an amenable number.

94009540 is an abundant number, since it is smaller than the sum of its proper divisors (108102524).

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

94009540 is a wasteful number, since it uses less digits than its factorization.

94009540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 94009540 is about 9695.8516902849. The cubic root of 94009540 is about 454.6989757066.

Adding to 94009540 its reverse (4590049), we get a palindrome (98599589).

It can be divided in two parts, 94009 and 540, that added together give a palindrome (94549).

The spelling of 94009540 in words is "ninety-four million, nine thousand, five hundred forty".