42245005 has 16 divisors (see below), whose sum is σ = 55499904. Its totient is φ = 30614080.

The previous prime is 42244987. The next prime is 42245023. The reversal of 42245005 is 50054224.

It is an interprime number because it is at equal distance from previous prime (42244987) and next prime (42245023).

It is not a de Polignac number, because 42245005 - 2⁵ = 42244973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16224 + ... + 18646.

It is an arithmetic number, because the mean of its divisors is an integer number (3468744).

Almost surely, 2^42245005 is an apocalyptic number.

It is an amenable number.

42245005 is a deficient number, since it is larger than the sum of its proper divisors (13254899).

42245005 is a wasteful number, since it uses less digits than its factorization.

42245005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 42245005 is about 6499.6157578737. The cubic root of 42245005 is about 348.2772623030.

Adding to 42245005 its reverse (50054224), we get a palindrome (92299229).

It can be divided in two parts, 4224 and 5005, that added together give a palindrome (9229).

The spelling of 42245005 in words is "forty-two million, two hundred forty-five thousand, five".