42059478 has 16 divisors (see below), whose sum is σ = 84275136. Its totient is φ = 13993800.

The previous prime is 42059473. The next prime is 42059497. The reversal of 42059478 is 87495024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42059473) 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, 2848 + ... + 9603.

It is an arithmetic number, because the mean of its divisors is an integer number (5267196).

Almost surely, 2^42059478 is an apocalyptic number.

42059478 is an abundant number, since it is smaller than the sum of its proper divisors (42215658).

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

42059478 is a wasteful number, since it uses less digits than its factorization.

42059478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13019.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 42059478 is about 6485.3279022729. The cubic root of 42059478 is about 347.7666721037.

The spelling of 42059478 in words is "forty-two million, fifty-nine thousand, four hundred seventy-eight".