42115672 has 16 divisors (see below), whose sum is σ = 79057800. Its totient is φ = 21033600.

The previous prime is 42115663. The next prime is 42115693. The reversal of 42115672 is 27651124.

It is a super-3 number, since 3×42115672³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42115672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5904 + ... + 10912.

Almost surely, 2^42115672 is an apocalyptic number.

It is an amenable number.

42115672 is a deficient number, since it is larger than the sum of its proper divisors (36942128).

42115672 is a wasteful number, since it uses less digits than its factorization.

42115672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6066 (or 6062 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 42115672 is about 6489.6588508180. The cubic root of 42115672 is about 347.9214822637.

Adding to 42115672 its reverse (27651124), we get a palindrome (69766796).

The spelling of 42115672 in words is "forty-two million, one hundred fifteen thousand, six hundred seventy-two".