145266042 has 8 divisors (see below), whose sum is σ = 290532096. Its totient is φ = 48422012.

The previous prime is 145266013. The next prime is 145266053. The reversal of 145266042 is 240662541.

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

145266042 is an admirable number.

It is a super-2 number, since 2×145266042² = 42204445916691528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12105498 + ... + 12105509.

It is an arithmetic number, because the mean of its divisors is an integer number (36316512).

Almost surely, 2^145266042 is an apocalyptic number.

145266042 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.

145266042 is a wasteful number, since it uses less digits than its factorization.

145266042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24211012.

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

The square root of 145266042 is about 12052.6363091234. The cubic root of 145266042 is about 525.6798955458.

The spelling of 145266042 in words is "one hundred forty-five million, two hundred sixty-six thousand, forty-two".