8904072946 has 8 divisors (see below), whose sum is σ = 13539070044. Its totient is φ = 4391049600.

The previous prime is 8904072943. The next prime is 8904072973. The reversal of 8904072946 is 6492704098.

It can be written as a sum of positive squares in 2 ways, for example, as 8613881721 + 290191225 = 92811^2 + 17035^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8904072946.

It is not an unprimeable number, because it can be changed into a prime (8904072941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30493255 + ... + 30493546.

Almost surely, 2^8904072946 is an apocalyptic number.

8904072946 is a deficient number, since it is larger than the sum of its proper divisors (4634997098).

8904072946 is a wasteful number, since it uses less digits than its factorization.

8904072946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60986876.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 8904072946 is about 94361.3954220687. The cubic root of 8904072946 is about 2072.6671762195.

The spelling of 8904072946 in words is "eight billion, nine hundred four million, seventy-two thousand, nine hundred forty-six".