42116772 has 24 divisors (see below), whose sum is σ = 102545856. Its totient is φ = 13428448.

The previous prime is 42116759. The next prime is 42116777. The reversal of 42116772 is 27761124.

It is not an unprimeable number, because it can be changed into a prime (42116777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76023 + ... + 76574.

It is an arithmetic number, because the mean of its divisors is an integer number (4272744).

Almost surely, 2^42116772 is an apocalyptic number.

It is an amenable number.

42116772 is an abundant number, since it is smaller than the sum of its proper divisors (60429084).

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

42116772 is a wasteful number, since it uses less digits than its factorization.

42116772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152627 (or 152625 counting only the distinct ones).

The product of its digits is 4704, while the sum is 30.

The square root of 42116772 is about 6489.7436004822. The cubic root of 42116772 is about 347.9245113047.

Adding to 42116772 its reverse (27761124), we get a palindrome (69877896).

The spelling of 42116772 in words is "forty-two million, one hundred sixteen thousand, seven hundred seventy-two".