42315064 has 16 divisors (see below), whose sum is σ = 86553720. Its totient is φ = 19234080.

The previous prime is 42315059. The next prime is 42315067. The reversal of 42315064 is 46051324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42315067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240339 + ... + 240514.

Almost surely, 2^42315064 is an apocalyptic number.

42315064 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42315064 is an abundant number, since it is smaller than the sum of its proper divisors (44238656).

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

42315064 is a wasteful number, since it uses less digits than its factorization.

42315064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480870 (or 480866 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 42315064 is about 6505.0029976934. The cubic root of 42315064 is about 348.4696833230.

Adding to 42315064 its reverse (46051324), we get a palindrome (88366388).

The spelling of 42315064 in words is "forty-two million, three hundred fifteen thousand, sixty-four".