619043 has 4 divisors (see below), whose sum is σ = 621528. Its totient is φ = 616560.

The previous prime is 619033. The next prime is 619057. The reversal of 619043 is 340916.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 619043 - 2⁴ = 619027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (619033) 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, 821 + ... + 1382.

It is an arithmetic number, because the mean of its divisors is an integer number (155382).

2⁶¹⁹⁰⁴³ is an apocalyptic number.

619043 is a deficient number, since it is larger than the sum of its proper divisors (2485).

619043 is a wasteful number, since it uses less digits than its factorization.

619043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 619043 is about 786.7928571104. The cubic root of 619043 is about 85.2262943521.

Adding to 619043 its reverse (340916), we get a palindrome (959959).

The spelling of 619043 in words is "six hundred nineteen thousand, forty-three".