2091837392 has 10 divisors (see below), whose sum is σ = 4052934978. Its totient is φ = 1045918688.

The previous prime is 2091837379. The next prime is 2091837409. The reversal of 2091837392 is 2937381902.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2091781696 + 55696 = 45736^2 + 236^2 .

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, 65369903 + ... + 65369934.

Almost surely, 2^2091837392 is an apocalyptic number.

It is an amenable number.

2091837392 is a deficient number, since it is larger than the sum of its proper divisors (1961097586).

2091837392 is a wasteful number, since it uses less digits than its factorization.

2091837392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130739845 (or 130739839 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 2091837392 is about 45736.6088817262. The cubic root of 2091837392 is about 1278.9178255692.

The spelling of 2091837392 in words is "two billion, ninety-one million, eight hundred thirty-seven thousand, three hundred ninety-two".