1949766334 has 4 divisors (see below), whose sum is σ = 2924649504. Its totient is φ = 974883166.

The previous prime is 1949766331. The next prime is 1949766341. The reversal of 1949766334 is 4336679491.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1949766331) 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 as a sum of consecutive naturals, namely, 487441582 + ... + 487441585.

It is an arithmetic number, because the mean of its divisors is an integer number (731162376).

Almost surely, 2^1949766334 is an apocalyptic number.

1949766334 is a deficient number, since it is larger than the sum of its proper divisors (974883170).

1949766334 is an equidigital number, since it uses as much as digits as its factorization.

1949766334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974883169.

The product of its digits is 2939328, while the sum is 52.

The square root of 1949766334 is about 44156.1585059208. The cubic root of 1949766334 is about 1249.2830734784.

The spelling of 1949766334 in words is "one billion, nine hundred forty-nine million, seven hundred sixty-six thousand, three hundred thirty-four".