542619519 has 32 divisors (see below), whose sum is σ = 826882560. Its totient is φ = 313957248.

The previous prime is 542619509. The next prime is 542619523. The reversal of 542619519 is 915916245.

It is not a de Polignac number, because 542619519 - 2⁴ = 542619503 is a prime.

It is a super-2 number, since 2×542619519² = 588871884799582722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542619509) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 47797 + ... + 58049.

It is an arithmetic number, because the mean of its divisors is an integer number (25840080).

Almost surely, 2^542619519 is an apocalyptic number.

542619519 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

542619519 is a deficient number, since it is larger than the sum of its proper divisors (284263041).

542619519 is a wasteful number, since it uses less digits than its factorization.

542619519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10351.

The product of its digits is 97200, while the sum is 42.

The square root of 542619519 is about 23294.1949635526. The cubic root of 542619519 is about 815.6399149546.

The spelling of 542619519 in words is "five hundred forty-two million, six hundred nineteen thousand, five hundred nineteen".