42786054 has 12 divisors (see below), whose sum is σ = 92703156. Its totient is φ = 14262012.

The previous prime is 42786013. The next prime is 42786061. The reversal of 42786054 is 45068724.

42786054 is a `hidden beast` number, since 42 + 7 + 8 + 605 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1188484 + ... + 1188519.

It is an arithmetic number, because the mean of its divisors is an integer number (7725263).

Almost surely, 2^42786054 is an apocalyptic number.

42786054 is an abundant number, since it is smaller than the sum of its proper divisors (49917102).

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

42786054 is a wasteful number, since it uses less digits than its factorization.

42786054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377011 (or 2377008 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 42786054 is about 6541.1049525290. The cubic root of 42786054 is about 349.7578025078.

The spelling of 42786054 in words is "forty-two million, seven hundred eighty-six thousand, fifty-four".