1894737934 has 8 divisors (see below), whose sum is σ = 2846018448. Its totient is φ = 946065120.

The previous prime is 1894737919. The next prime is 1894737937. The reversal of 1894737934 is 4397374981.

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 (1894737937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650107 + ... + 653014.

It is an arithmetic number, because the mean of its divisors is an integer number (355752306).

Almost surely, 2^1894737934 is an apocalyptic number.

1894737934 is a deficient number, since it is larger than the sum of its proper divisors (951280514).

1894737934 is a wasteful number, since it uses less digits than its factorization.

1894737934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303850.

The product of its digits is 4572288, while the sum is 55.

The square root of 1894737934 is about 43528.5875488741. The cubic root of 1894737934 is about 1237.4178695144.

The spelling of 1894737934 in words is "one billion, eight hundred ninety-four million, seven hundred thirty-seven thousand, nine hundred thirty-four".