42060555 has 24 divisors (see below), whose sum is σ = 73195200. Its totient is φ = 22343040.

The previous prime is 42060553. The next prime is 42060581. The reversal of 42060555 is 55506024.

42060555 is a `hidden beast` number, since 4 + 2 + 0 + 605 + 55 = 666.

It is not a de Polignac number, because 42060555 - 2¹ = 42060553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42060553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10471 + ... + 13919.

It is an arithmetic number, because the mean of its divisors is an integer number (3049800).

Almost surely, 2^42060555 is an apocalyptic number.

42060555 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42060555 is a deficient number, since it is larger than the sum of its proper divisors (31134645).

42060555 is a wasteful number, since it uses less digits than its factorization.

42060555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3731 (or 3728 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 42060555 is about 6485.4109353224. The cubic root of 42060555 is about 347.7696404518.

Adding to 42060555 its reverse (55506024), we get a palindrome (97566579).

The spelling of 42060555 in words is "forty-two million, sixty thousand, five hundred fifty-five".