42450942 has 8 divisors (see below), whose sum is σ = 84901896. Its totient is φ = 14150312.

The previous prime is 42450923. The next prime is 42450973. The reversal of 42450942 is 24905424.

It is a sphenic number, since it is the product of 3 distinct primes.

42450942 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3537573 + ... + 3537584.

It is an arithmetic number, because the mean of its divisors is an integer number (10612737).

Almost surely, 2^42450942 is an apocalyptic number.

42450942 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42450942 is a wasteful number, since it uses less digits than its factorization.

42450942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7075162.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 42450942 is about 6515.4387419421. The cubic root of 42450942 is about 348.8422753991.

The spelling of 42450942 in words is "forty-two million, four hundred fifty thousand, nine hundred forty-two".