42122496 has 72 divisors (see below), whose sum is σ = 120759520. Its totient is φ = 12957696.

The previous prime is 42122473. The next prime is 42122497. The reversal of 42122496 is 69422124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42122497) 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, 7875 + ... + 12093.

Almost surely, 2^42122496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42122496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60379760).

42122496 is an abundant number, since it is smaller than the sum of its proper divisors (78637024).

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

42122496 is a wasteful number, since it uses less digits than its factorization.

42122496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4251 (or 4237 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 42122496 is about 6490.1845890545. The cubic root of 42122496 is about 347.9402724817.

The spelling of 42122496 in words is "forty-two million, one hundred twenty-two thousand, four hundred ninety-six".