42074444 has 12 divisors (see below), whose sum is σ = 73844904. Its totient is φ = 20975904.

The previous prime is 42074437. The next prime is 42074453. The reversal of 42074444 is 44447024.

It is a happy number.

It is a super-3 number, since 3×42074444³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13769 + ... + 16544.

It is an arithmetic number, because the mean of its divisors is an integer number (6153742).

Almost surely, 2^42074444 is an apocalyptic number.

It is an amenable number.

42074444 is a deficient number, since it is larger than the sum of its proper divisors (31770460).

42074444 is a wasteful number, since it uses less digits than its factorization.

42074444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30664 (or 30662 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 29.

The square root of 42074444 is about 6486.4816349081. The cubic root of 42074444 is about 347.8079157509.

The spelling of 42074444 in words is "forty-two million, seventy-four thousand, four hundred forty-four".