42060045 has 32 divisors (see below), whose sum is σ = 69306624. Its totient is φ = 21772800.

The previous prime is 42060037. The next prime is 42060047. The reversal of 42060045 is 54006024.

It is a happy number.

It is not a de Polignac number, because 42060045 - 2³ = 42060037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42060047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77475 + ... + 78015.

It is an arithmetic number, because the mean of its divisors is an integer number (2165832).

Almost surely, 2^42060045 is an apocalyptic number.

It is an amenable number.

42060045 is a deficient number, since it is larger than the sum of its proper divisors (27246579).

42060045 is a wasteful number, since it uses less digits than its factorization.

42060045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 42060045 is about 6485.3716161836. The cubic root of 42060045 is about 347.7682348337.

Adding to 42060045 its reverse (54006024), we get a palindrome (96066069).

The spelling of 42060045 in words is "forty-two million, sixty thousand, forty-five".