619344412 has 24 divisors (see below), whose sum is σ = 1128742272. Its totient is φ = 297024000.

The previous prime is 619344409. The next prime is 619344421. The reversal of 619344412 is 214443916.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8089 + ... + 36112.

It is an arithmetic number, because the mean of its divisors is an integer number (47030928).

Almost surely, 2^619344412 is an apocalyptic number.

619344412 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

619344412 is a deficient number, since it is larger than the sum of its proper divisors (509397860).

619344412 is a wasteful number, since it uses less digits than its factorization.

619344412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44349 (or 44347 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 619344412 is about 24886.6311902596. The cubic root of 619344412 is about 852.4012433366.

It can be divided in two parts, 6193 and 44412, that added together give a palindrome (50605).

The spelling of 619344412 in words is "six hundred nineteen million, three hundred forty-four thousand, four hundred twelve".