542610026 has 12 divisors (see below), whose sum is σ = 946799298. Its totient is φ = 232547112.

The previous prime is 542610023. The next prime is 542610049. The reversal of 542610026 is 620016245.

It can be written as a sum of positive squares in only one way, i.e., 522351025 + 20259001 = 22855^2 + 4501^2 .

It is a junction number, because it is equal to n+sod(n) for n = 542609977 and 542610004.

It is not an unprimeable number, because it can be changed into a prime (542610023) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2768321 + ... + 2768516.

Almost surely, 2^542610026 is an apocalyptic number.

542610026 is a deficient number, since it is larger than the sum of its proper divisors (404189272).

542610026 is a wasteful number, since it uses less digits than its factorization.

542610026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5536853 (or 5536846 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 542610026 is about 23293.9911994488. The cubic root of 542610026 is about 815.6351584511.

The spelling of 542610026 in words is "five hundred forty-two million, six hundred ten thousand, twenty-six".