42370564 has 6 divisors (see below), whose sum is σ = 74148494. Its totient is φ = 21185280.

The previous prime is 42370481. The next prime is 42370571. The reversal of 42370564 is 46507324.

It can be written as a sum of positive squares in only one way, i.e., 40857664 + 1512900 = 6392^2 + 1230^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5296317 + ... + 5296324.

Almost surely, 2^42370564 is an apocalyptic number.

It is an amenable number.

42370564 is a deficient number, since it is larger than the sum of its proper divisors (31777930).

42370564 is a wasteful number, since it uses less digits than its factorization.

42370564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10592645 (or 10592643 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 42370564 is about 6509.2675471208. The cubic root of 42370564 is about 348.6219665081.

Adding to 42370564 its reverse (46507324), we get a palindrome (88877888).

The spelling of 42370564 in words is "forty-two million, three hundred seventy thousand, five hundred sixty-four".