42615246 has 16 divisors (see below), whose sum is σ = 85708800. Its totient is φ = 14125368.

The previous prime is 42615241. The next prime is 42615259. The reversal of 42615246 is 64251624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42615241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18766 + ... + 20913.

It is an arithmetic number, because the mean of its divisors is an integer number (5356800).

Almost surely, 2^42615246 is an apocalyptic number.

42615246 is an abundant number, since it is smaller than the sum of its proper divisors (43093554).

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

42615246 is a wasteful number, since it uses less digits than its factorization.

42615246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39863.

The product of its digits is 11520, while the sum is 30.

The square root of 42615246 is about 6528.0353859335. The cubic root of 42615246 is about 349.2917541837.

The spelling of 42615246 in words is "forty-two million, six hundred fifteen thousand, two hundred forty-six".