9731336428 has 36 divisors (see below), whose sum is σ = 18727266096. Its totient is φ = 4421322400.

The previous prime is 9731336369. The next prime is 9731336443. The reversal of 9731336428 is 8246331379.

It is a super-3 number, since 3×9731336428³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1774026 + ... + 1779502.

It is an arithmetic number, because the mean of its divisors is an integer number (520201836).

Almost surely, 2^9731336428 is an apocalyptic number.

It is an amenable number.

9731336428 is a deficient number, since it is larger than the sum of its proper divisors (8995929668).

9731336428 is a wasteful number, since it uses less digits than its factorization.

9731336428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9174 (or 9161 counting only the distinct ones).

The product of its digits is 653184, while the sum is 46.

The square root of 9731336428 is about 98647.5363503823. The cubic root of 9731336428 is about 2134.9653406977.

The spelling of 9731336428 in words is "nine billion, seven hundred thirty-one million, three hundred thirty-six thousand, four hundred twenty-eight".