42260544 has 42 divisors (see below), whose sum is σ = 121133870. Its totient is φ = 14086656.

The previous prime is 42260539. The next prime is 42260563. The reversal of 42260544 is 44506224.

It can be written as a sum of positive squares in only one way, i.e., 21902400 + 20358144 = 4680^2 + 4512^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36109 + ... + 37260.

Almost surely, 2^42260544 is an apocalyptic number.

It is an amenable number.

42260544 is an abundant number, since it is smaller than the sum of its proper divisors (78873326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42260544 is a wasteful number, since it uses less digits than its factorization.

42260544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73387 (or 73374 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 42260544 is about 6500.8110263259. The cubic root of 42260544 is about 348.3199593979.

Adding to 42260544 its reverse (44506224), we get a palindrome (86766768).

The spelling of 42260544 in words is "forty-two million, two hundred sixty thousand, five hundred forty-four".