42555654 has 12 divisors (see below), whose sum is σ = 92203956. Its totient is φ = 14185212.

The previous prime is 42555619. The next prime is 42555659. The reversal of 42555654 is 45655524.

42555654 is a `hidden beast` number, since 42 + 55 + 565 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42555659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1182084 + ... + 1182119.

It is an arithmetic number, because the mean of its divisors is an integer number (7683663).

Almost surely, 2^42555654 is an apocalyptic number.

42555654 is an abundant number, since it is smaller than the sum of its proper divisors (49648302).

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

42555654 is a wasteful number, since it uses less digits than its factorization.

42555654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364211 (or 2364208 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The square root of 42555654 is about 6523.4694756701. The cubic root of 42555654 is about 349.1288648731.

The spelling of 42555654 in words is "forty-two million, five hundred fifty-five thousand, six hundred fifty-four".