619345434 has 8 divisors (see below), whose sum is σ = 1238690880. Its totient is φ = 206448476.

The previous prime is 619345421. The next prime is 619345483. The reversal of 619345434 is 434543916.

619345434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

619345434 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 619345392 and 619345401.

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, 51612114 + ... + 51612125.

It is an arithmetic number, because the mean of its divisors is an integer number (154836360).

Almost surely, 2^619345434 is an apocalyptic number.

619345434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

619345434 is a wasteful number, since it uses less digits than its factorization.

619345434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103224244.

The product of its digits is 155520, while the sum is 39.

The square root of 619345434 is about 24886.6517233637. The cubic root of 619345434 is about 852.4017121945.

The spelling of 619345434 in words is "six hundred nineteen million, three hundred forty-five thousand, four hundred thirty-four".