542264140 has 24 divisors (see below), whose sum is σ = 1242278352. Its totient is φ = 197186880.

The previous prime is 542264131. The next prime is 542264167. The reversal of 542264140 is 41462245.

It is a junction number, because it is equal to n+sod(n) for n = 542264099 and 542264108.

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, 1232199 + ... + 1232638.

It is an arithmetic number, because the mean of its divisors is an integer number (51761598).

Almost surely, 2^542264140 is an apocalyptic number.

It is an amenable number.

542264140 is an abundant number, since it is smaller than the sum of its proper divisors (700014212).

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

542264140 is a wasteful number, since it uses less digits than its factorization.

542264140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464857 (or 2464855 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 542264140 is about 23286.5656549007. The cubic root of 542264140 is about 815.4618131171.

The spelling of 542264140 in words is "five hundred forty-two million, two hundred sixty-four thousand, one hundred forty".