1940349526 has 8 divisors (see below), whose sum is σ = 2919883824. Its totient is φ = 967054920.

The previous prime is 1940349517. The next prime is 1940349527. The reversal of 1940349526 is 6259430491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940349527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1559145 + ... + 1560388.

It is an arithmetic number, because the mean of its divisors is an integer number (364985478).

Almost surely, 2^1940349526 is an apocalyptic number.

1940349526 is a deficient number, since it is larger than the sum of its proper divisors (979534298).

1940349526 is a wasteful number, since it uses less digits than its factorization.

1940349526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3119846.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 1940349526 is about 44049.3987019119. The cubic root of 1940349526 is about 1247.2686014635.

The spelling of 1940349526 in words is "one billion, nine hundred forty million, three hundred forty-nine thousand, five hundred twenty-six".