90000303406 has 48 divisors (see below), whose sum is σ = 155240817840. Its totient is φ = 39003793920.

The previous prime is 90000303353. The next prime is 90000303457. The reversal of 90000303406 is 60430300009.

It is a super-2 number, since 2×90000303406² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 663676 + ... + 787696.

It is an arithmetic number, because the mean of its divisors is an integer number (3234183705).

Almost surely, 2^90000303406 is an apocalyptic number.

90000303406 is a deficient number, since it is larger than the sum of its proper divisors (65240514434).

90000303406 is a wasteful number, since it uses less digits than its factorization.

90000303406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124181 (or 124168 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 90000303406 in words is "ninety billion, three hundred three thousand, four hundred six".