519662442 has 32 divisors (see below), whose sum is σ = 1138253760. Its totient is φ = 157184640.

The previous prime is 519662401. The next prime is 519662461. The reversal of 519662442 is 244266915.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 519662442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51859 + ... + 61062.

It is an arithmetic number, because the mean of its divisors is an integer number (35570430).

Almost surely, 2^519662442 is an apocalyptic number.

519662442 is an abundant number, since it is smaller than the sum of its proper divisors (618591318).

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

519662442 is a wasteful number, since it uses less digits than its factorization.

519662442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112998.

The product of its digits is 103680, while the sum is 39.

The square root of 519662442 is about 22796.1058516581. The cubic root of 519662442 is about 803.9711104443.

The spelling of 519662442 in words is "five hundred nineteen million, six hundred sixty-two thousand, four hundred forty-two".