9042402840 has 64 divisors (see below), whose sum is σ = 27165196800. Its totient is φ = 2407930752.

The previous prime is 9042402839. The next prime is 9042402871. The reversal of 9042402840 is 482042409.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33879 + ... + 138681.

It is an arithmetic number, because the mean of its divisors is an integer number (424456200).

Almost surely, 2^9042402840 is an apocalyptic number.

It is an amenable number.

9042402840 is an abundant number, since it is smaller than the sum of its proper divisors (18122793960).

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

9042402840 is a wasteful number, since it uses less digits than its factorization.

9042402840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105536 (or 105532 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 9042402840 is about 95091.5497823019. The cubic root of 9042402840 is about 2083.3454269307.

The spelling of 9042402840 in words is "nine billion, forty-two million, four hundred two thousand, eight hundred forty".