9291023341924 has 9 divisors (see below), whose sum is σ = 16259301516787. Its totient is φ = 4645508622844.

The previous prime is 9291023341913. The next prime is 9291023341949. The reversal of 9291023341924 is 4291433201929.

The square root of 9291023341924 is 3048118.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×9291023341924² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5334207 + ... + 6858265.

Almost surely, 2^{9291023341924} is an apocalyptic number.

9291023341924 is the 3048118-th square number.

It is an amenable number.

9291023341924 is a deficient number, since it is larger than the sum of its proper divisors (6968278174863).

9291023341924 is an frugal number, since it uses more digits than its factorization.

9291023341924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048122 (or 1524061 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 49.

Multiplying 9291023341924 by its sum of digits (49), we get a square (455260143754276 = 21336826²).

The spelling of 9291023341924 in words is "nine trillion, two hundred ninety-one billion, twenty-three million, three hundred forty-one thousand, nine hundred twenty-four".