42063378 has 32 divisors (see below), whose sum is σ = 101207040. Its totient is φ = 11385360.

The previous prime is 42063377. The next prime is 42063391. The reversal of 42063378 is 87336024.

It is not an unprimeable number, because it can be changed into a prime (42063377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25558 + ... + 27153.

It is an arithmetic number, because the mean of its divisors is an integer number (3162720).

Almost surely, 2^42063378 is an apocalyptic number.

42063378 is an abundant number, since it is smaller than the sum of its proper divisors (59143662).

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

42063378 is a wasteful number, since it uses less digits than its factorization.

42063378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52742.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 42063378 is about 6485.6285740088. The cubic root of 42063378 is about 347.7774207559. Note that the first 3 decimals are identical.

The spelling of 42063378 in words is "forty-two million, sixty-three thousand, three hundred seventy-eight".