1949556294 has 96 divisors (see below), whose sum is σ = 5380577280. Its totient is φ = 496647936.

The previous prime is 1949556289. The next prime is 1949556341. The reversal of 1949556294 is 4926559491.

1949556294 is a `hidden beast` number, since 1 + 9 + 4 + 9 + 5 + 5 + 629 + 4 = 666.

It is a super-3 number, since 3×1949556294³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1949556294.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 16747 + ... + 64649.

It is an arithmetic number, because the mean of its divisors is an integer number (56047680).

Almost surely, 2^1949556294 is an apocalyptic number.

1949556294 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1949556294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2690288640).

1949556294 is an abundant number, since it is smaller than the sum of its proper divisors (3431020986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1949556294 is a wasteful number, since it uses less digits than its factorization.

1949556294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47954 (or 47951 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 54.

The square root of 1949556294 is about 44153.7800646785. The cubic root of 1949556294 is about 1249.2382118907.

The spelling of 1949556294 in words is "one billion, nine hundred forty-nine million, five hundred fifty-six thousand, two hundred ninety-four".