542000046 has 16 divisors (see below), whose sum is σ = 1238857344. Its totient is φ = 154857144.

The previous prime is 541999999. The next prime is 542000071. The reversal of 542000046 is 640000245.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 541999986 and 542000031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6452340 + ... + 6452423.

It is an arithmetic number, because the mean of its divisors is an integer number (77428584).

Almost surely, 2^542000046 is an apocalyptic number.

542000046 is an abundant number, since it is smaller than the sum of its proper divisors (696857298).

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

542000046 is a wasteful number, since it uses less digits than its factorization.

542000046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12904775.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 542000046 is about 23280.8944415802. The cubic root of 542000046 is about 815.3294092896.

The spelling of 542000046 in words is "five hundred forty-two million, forty-six", and thus it is an aban number.