42619392 has 80 divisors (see below), whose sum is σ = 126197280. Its totient is φ = 14201856.

The previous prime is 42619387. The next prime is 42619393. The reversal of 42619392 is 29391624.

42619392 is a `hidden beast` number, since 4 + 2 + 619 + 39 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (42619393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12283 + ... + 15365.

It is an arithmetic number, because the mean of its divisors is an integer number (1577466).

Almost surely, 2^42619392 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 42619392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63098640).

42619392 is an abundant number, since it is smaller than the sum of its proper divisors (83577888).

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

42619392 is an equidigital number, since it uses as much as digits as its factorization.

42619392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110 (or 3088 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 42619392 is about 6528.3529316360. The cubic root of 42619392 is about 349.3030812461.

The spelling of 42619392 in words is "forty-two million, six hundred nineteen thousand, three hundred ninety-two".