2091293948 has 6 divisors (see below), whose sum is σ = 3659764416. Its totient is φ = 1045646972.

The previous prime is 2091293923. The next prime is 2091293951. The reversal of 2091293948 is 8493921902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261411740 + ... + 261411747.

It is an arithmetic number, because the mean of its divisors is an integer number (609960736).

Almost surely, 2^2091293948 is an apocalyptic number.

It is an amenable number.

2091293948 is a deficient number, since it is larger than the sum of its proper divisors (1568470468).

2091293948 is a wasteful number, since it uses less digits than its factorization.

2091293948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522823491 (or 522823489 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 2091293948 is about 45730.6674781814. The cubic root of 2091293948 is about 1278.8070648225.

The spelling of 2091293948 in words is "two billion, ninety-one million, two hundred ninety-three thousand, nine hundred forty-eight".