542369220 has 24 divisors (see below), whose sum is σ = 1518633984. Its totient is φ = 144631776.

The previous prime is 542369189. The next prime is 542369251. The reversal of 542369220 is 22963245.

It is an interprime number because it is at equal distance from previous prime (542369189) and next prime (542369251).

It is a super-3 number, since 3×542369220³ (a number of 27 digits) contains 333 as substring.

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, 4519684 + ... + 4519803.

It is an arithmetic number, because the mean of its divisors is an integer number (63276416).

Almost surely, 2^542369220 is an apocalyptic number.

It is an amenable number.

542369220 is an abundant number, since it is smaller than the sum of its proper divisors (976264764).

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

542369220 is a wasteful number, since it uses less digits than its factorization.

542369220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9039499 (or 9039497 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 542369220 is about 23288.8217821340. The cubic root of 542369220 is about 815.5144831393.

The spelling of 542369220 in words is "five hundred forty-two million, three hundred sixty-nine thousand, two hundred twenty".