1934045 has 4 divisors (see below), whose sum is σ = 2320860. Its totient is φ = 1547232.

The previous prime is 1934041. The next prime is 1934063. The reversal of 1934045 is 5404391.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5404391 = 647 ⋅8353.

It can be written as a sum of positive squares in 2 ways, for example, as 290521 + 1643524 = 539^2 + 1282^2 .

It is a cyclic number.

It is not a de Polignac number, because 1934045 - 2² = 1934041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1934041) 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, 193400 + ... + 193409.

It is an arithmetic number, because the mean of its divisors is an integer number (580215).

2^1934045 is an apocalyptic number.

It is an amenable number.

1934045 is a deficient number, since it is larger than the sum of its proper divisors (386815).

1934045 is an equidigital number, since it uses as much as digits as its factorization.

1934045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386814.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1934045 is about 1390.6994642985. The cubic root of 1934045 is about 124.5916273068.

The spelling of 1934045 in words is "one million, nine hundred thirty-four thousand, forty-five".