1920134 has 8 divisors (see below), whose sum is σ = 2886840. Its totient is φ = 957856.

The previous prime is 1920101. The next prime is 1920143. The reversal of 1920134 is 4310291.

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

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377 + ... + 1995.

It is an arithmetic number, because the mean of its divisors is an integer number (360855).

2^1920134 is an apocalyptic number.

1920134 is a deficient number, since it is larger than the sum of its proper divisors (966706).

1920134 is a wasteful number, since it uses less digits than its factorization.

1920134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1920134 is about 1385.6889982965. The cubic root of 1920134 is about 124.2921916234.

The spelling of 1920134 in words is "one million, nine hundred twenty thousand, one hundred thirty-four".