542085740 has 24 divisors (see below), whose sum is σ = 1301006112. Its totient is φ = 185857920.

The previous prime is 542085721. The next prime is 542085757. The reversal of 542085740 is 47580245.

It is a super-2 number, since 2×542085740² = 587713899022695200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 542085740.

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, 1935881 + ... + 1936160.

It is an arithmetic number, because the mean of its divisors is an integer number (54208588).

Almost surely, 2^542085740 is an apocalyptic number.

It is an amenable number.

542085740 is an abundant number, since it is smaller than the sum of its proper divisors (758920372).

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

542085740 is a wasteful number, since it uses less digits than its factorization.

542085740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872057 (or 3872055 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 542085740 is about 23282.7348050009. The cubic root of 542085740 is about 815.3723767868.

The spelling of 542085740 in words is "five hundred forty-two million, eighty-five thousand, seven hundred forty".