9401033540 has 24 divisors (see below), whose sum is σ = 19937641752. Its totient is φ = 3723180800.

The previous prime is 9401033539. The next prime is 9401033573. The reversal of 9401033540 is 453301049.

It can be written as a sum of positive squares in 4 ways, for example, as 1767866116 + 7633167424 = 42046^2 + 87368^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2324969 + ... + 2329008.

It is an arithmetic number, because the mean of its divisors is an integer number (830735073).

Almost surely, 2^9401033540 is an apocalyptic number.

It is an amenable number.

9401033540 is an abundant number, since it is smaller than the sum of its proper divisors (10536608212).

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

9401033540 is a wasteful number, since it uses less digits than its factorization.

9401033540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4654087 (or 4654085 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 9401033540 is about 96958.9270773971. The cubic root of 9401033540 is about 2110.5316405537.

Adding to 9401033540 its reverse (453301049), we get a palindrome (9854334589).

The spelling of 9401033540 in words is "nine billion, four hundred one million, thirty-three thousand, five hundred forty".