542007222 has 16 divisors (see below), whose sum is σ = 1087717680. Its totient is φ = 180051872.

The previous prime is 542007211. The next prime is 542007223. The reversal of 542007222 is 222700245.

It is a junction number, because it is equal to n+sod(n) for n = 542007192 and 542007201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542007223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152397 + ... + 155912.

It is an arithmetic number, because the mean of its divisors is an integer number (67982355).

Almost surely, 2^542007222 is an apocalyptic number.

542007222 is an abundant number, since it is smaller than the sum of its proper divisors (545710458).

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

542007222 is a wasteful number, since it uses less digits than its factorization.

542007222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308607.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 542007222 is about 23281.0485588601. The cubic root of 542007222 is about 815.3330075537. Note that the first 3 decimals are identical.

Adding to 542007222 its reverse (222700245), we get a palindrome (764707467).

The spelling of 542007222 in words is "five hundred forty-two million, seven thousand, two hundred twenty-two".