2903402066 has 4 divisors (see below), whose sum is σ = 4355103102. Its totient is φ = 1451701032.

The previous prime is 2903402041. The next prime is 2903402071. The reversal of 2903402066 is 6602043092.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1515467041 + 1387935025 = 38929^2 + 37255^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725850515 + ... + 725850518.

Almost surely, 2^2903402066 is an apocalyptic number.

2903402066 is a deficient number, since it is larger than the sum of its proper divisors (1451701036).

2903402066 is a wasteful number, since it uses less digits than its factorization.

2903402066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451701035.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 2903402066 is about 53883.2262025948. The cubic root of 2903402066 is about 1426.6005720853.

The spelling of 2903402066 in words is "two billion, nine hundred three million, four hundred two thousand, sixty-six".