1929494374 has 8 divisors (see below), whose sum is σ = 2987604288. Its totient is φ = 933626280.

The previous prime is 1929494351. The next prime is 1929494377. The reversal of 1929494374 is 4734949291.

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 (1929494377) 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, 15560377 + ... + 15560500.

It is an arithmetic number, because the mean of its divisors is an integer number (373450536).

Almost surely, 2^1929494374 is an apocalyptic number.

1929494374 is a deficient number, since it is larger than the sum of its proper divisors (1058109914).

1929494374 is a wasteful number, since it uses less digits than its factorization.

1929494374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31120910.

The product of its digits is 1959552, while the sum is 52.

The square root of 1929494374 is about 43926.0102217354. The cubic root of 1929494374 is about 1244.9383310583.

The spelling of 1929494374 in words is "one billion, nine hundred twenty-nine million, four hundred ninety-four thousand, three hundred seventy-four".