542471216 has 40 divisors (see below), whose sum is σ = 1242613920. Its totient is φ = 224469504.

The previous prime is 542471213. The next prime is 542471219. The reversal of 542471216 is 612174245.

It is an interprime number because it is at equal distance from previous prime (542471213) and next prime (542471219).

It is not an unprimeable number, because it can be changed into a prime (542471213) by changing a digit.

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, 80261 + ... + 86756.

It is an arithmetic number, because the mean of its divisors is an integer number (31065348).

Almost surely, 2^542471216 is an apocalyptic number.

542471216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

542471216 is an abundant number, since it is smaller than the sum of its proper divisors (700142704).

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

542471216 is a wasteful number, since it uses less digits than its factorization.

542471216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167061 (or 167055 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 542471216 is about 23291.0114851202. The cubic root of 542471216 is about 815.5656008396.

The spelling of 542471216 in words is "five hundred forty-two million, four hundred seventy-one thousand, two hundred sixteen".