990063934 has 16 divisors (see below), whose sum is σ = 1551634560. Its totient is φ = 472907160.

The previous prime is 990063929. The next prime is 990063947. The reversal of 990063934 is 439360099.

It is a happy number.

It is a congruent number.

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, 24037 + ... + 50575.

It is an arithmetic number, because the mean of its divisors is an integer number (96977160).

Almost surely, 2^990063934 is an apocalyptic number.

990063934 is a deficient number, since it is larger than the sum of its proper divisors (561570626).

990063934 is a wasteful number, since it uses less digits than its factorization.

990063934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27375.

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 990063934 is about 31465.2814066552. The cubic root of 990063934 is about 996.6769475542.

The spelling of 990063934 in words is "nine hundred ninety million, sixty-three thousand, nine hundred thirty-four".