1840053 has 8 divisors (see below), whose sum is σ = 2459968. Its totient is φ = 1223424.

The previous prime is 1840051. The next prime is 1840057. The reversal of 1840053 is 3500481.

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

It is not a de Polignac number, because 1840053 - 2¹ = 1840051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1840051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200 + ... + 2262.

It is an arithmetic number, because the mean of its divisors is an integer number (307496).

2^1840053 is an apocalyptic number.

It is an amenable number.

1840053 is a deficient number, since it is larger than the sum of its proper divisors (619915).

1840053 is a wasteful number, since it uses less digits than its factorization.

1840053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1840053 is about 1356.4855325436. The cubic root of 1840053 is about 122.5396900406.

The spelling of 1840053 in words is "one million, eight hundred forty thousand, fifty-three".