542661146 has 16 divisors (see below), whose sum is σ = 819624960. Its totient is φ = 269459520.

The previous prime is 542661127. The next prime is 542661167. The reversal of 542661146 is 641166245.

It is a super-2 number, since 2×542661146² = 588962238756066632, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200615 + ... + 203301.

It is an arithmetic number, because the mean of its divisors is an integer number (51226560).

Almost surely, 2^542661146 is an apocalyptic number.

542661146 is a deficient number, since it is larger than the sum of its proper divisors (276963814).

542661146 is a wasteful number, since it uses less digits than its factorization.

542661146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3349.

The product of its digits is 34560, while the sum is 35.

The square root of 542661146 is about 23295.0884522897. The cubic root of 542661146 is about 815.6607716650.

The spelling of 542661146 in words is "five hundred forty-two million, six hundred sixty-one thousand, one hundred forty-six".