42666354 has 24 divisors (see below), whose sum is σ = 95427072. Its totient is φ = 13763160.

The previous prime is 42666353. The next prime is 42666361. The reversal of 42666354 is 45366624.

It is not an unprimeable number, because it can be changed into a prime (42666353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37674 + ... + 38789.

It is an arithmetic number, because the mean of its divisors is an integer number (3976128).

Almost surely, 2^42666354 is an apocalyptic number.

42666354 is an abundant number, since it is smaller than the sum of its proper divisors (52760718).

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

42666354 is a wasteful number, since it uses less digits than its factorization.

42666354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76502 (or 76499 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 42666354 is about 6531.9487138219. The cubic root of 42666354 is about 349.4313323315.

The spelling of 42666354 in words is "forty-two million, six hundred sixty-six thousand, three hundred fifty-four".