42349516 has 36 divisors (see below), whose sum is σ = 86270184. Its totient is φ = 18113920.

The previous prime is 42349511. The next prime is 42349523. The reversal of 42349516 is 61594324.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (42349511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5655 + ... + 10801.

It is an arithmetic number, because the mean of its divisors is an integer number (2396394).

Almost surely, 2^42349516 is an apocalyptic number.

It is an amenable number.

42349516 is an abundant number, since it is smaller than the sum of its proper divisors (43920668).

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

42349516 is a wasteful number, since it uses less digits than its factorization.

42349516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5190 (or 5177 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 42349516 is about 6507.6505745161. The cubic root of 42349516 is about 348.5642298010.

The spelling of 42349516 in words is "forty-two million, three hundred forty-nine thousand, five hundred sixteen".