42110555 has 32 divisors (see below), whose sum is σ = 55910400. Its totient is φ = 30326400.

The previous prime is 42110507. The next prime is 42110569. The reversal of 42110555 is 55501124.

It is a happy number.

It is not a de Polignac number, because 42110555 - 2¹⁰ = 42109531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42110555.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 232565 + ... + 232745.

It is an arithmetic number, because the mean of its divisors is an integer number (1747200).

Almost surely, 2^42110555 is an apocalyptic number.

42110555 is a deficient number, since it is larger than the sum of its proper divisors (13799845).

42110555 is a wasteful number, since it uses less digits than its factorization.

42110555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 42110555 is about 6489.2645962389. The cubic root of 42110555 is about 347.9073910221.

Adding to 42110555 its reverse (55501124), we get a palindrome (97611679).

The spelling of 42110555 in words is "forty-two million, one hundred ten thousand, five hundred fifty-five".