519464742 has 8 divisors (see below), whose sum is σ = 1038929496. Its totient is φ = 173154912.

The previous prime is 519464707. The next prime is 519464747. The reversal of 519464742 is 247464915.

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

519464742 is an admirable number.

It is a super-2 number, since 2×519464742² = 539687236362253128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 519464694 and 519464703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (519464747) 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, 43288723 + ... + 43288734.

It is an arithmetic number, because the mean of its divisors is an integer number (129866187).

Almost surely, 2^519464742 is an apocalyptic number.

519464742 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.

519464742 is a wasteful number, since it uses less digits than its factorization.

519464742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86577462.

The product of its digits is 241920, while the sum is 42.

The square root of 519464742 is about 22791.7691722253. The cubic root of 519464742 is about 803.8691434517.

The spelling of 519464742 in words is "five hundred nineteen million, four hundred sixty-four thousand, seven hundred forty-two".