42066354 has 16 divisors (see below), whose sum is σ = 91781280. Its totient is φ = 12747360.

The previous prime is 42066307. The next prime is 42066371. The reversal of 42066354 is 45366024.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 318619 + ... + 318750.

It is an arithmetic number, because the mean of its divisors is an integer number (5736330).

Almost surely, 2^42066354 is an apocalyptic number.

42066354 is an abundant number, since it is smaller than the sum of its proper divisors (49714926).

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

42066354 is a wasteful number, since it uses less digits than its factorization.

42066354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637385.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 42066354 is about 6485.8580002957. The cubic root of 42066354 is about 347.7856223575.

The spelling of 42066354 in words is "forty-two million, sixty-six thousand, three hundred fifty-four".