542444444 has 12 divisors (see below), whose sum is σ = 949552968. Its totient is φ = 271143600.

The previous prime is 542444429. The next prime is 542444459. The reversal of 542444444 is 444444245.

It is an interprime number because it is at equal distance from previous prime (542444429) and next prime (542444459).

542444444 is a modest number, since divided by 44444 gives 5424 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2462 + ... + 33029.

It is an arithmetic number, because the mean of its divisors is an integer number (79129414).

Almost surely, 2^542444444 is an apocalyptic number.

It is an amenable number.

542444444 is a deficient number, since it is larger than the sum of its proper divisors (407108524).

542444444 is a wasteful number, since it uses less digits than its factorization.

542444444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39316 (or 39314 counting only the distinct ones).

The product of its digits is 163840, while the sum is 35.

The square root of 542444444 is about 23290.4367498765. The cubic root of 542444444 is about 815.5521840408.

Adding to 542444444 its reverse (444444245), we get a palindrome (986888689).

The spelling of 542444444 in words is "five hundred forty-two million, four hundred forty-four thousand, four hundred forty-four".