9004921042 has 16 divisors (see below), whose sum is σ = 14551205760. Its totient is φ = 4154747472.

The previous prime is 9004921031. The next prime is 9004921049. The reversal of 9004921042 is 2401294009.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9004920995 and 9004921013.

It is not an unprimeable number, because it can be changed into a prime (9004921049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25573 + ... + 136615.

It is an arithmetic number, because the mean of its divisors is an integer number (909450360).

Almost surely, 2^9004921042 is an apocalyptic number.

9004921042 is a deficient number, since it is larger than the sum of its proper divisors (5546284718).

9004921042 is a wasteful number, since it uses less digits than its factorization.

9004921042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114177.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 9004921042 is about 94894.2624292955. The cubic root of 9004921042 is about 2080.4628717470.

The spelling of 9004921042 in words is "nine billion, four million, nine hundred twenty-one thousand, forty-two".