445740342 has 16 divisors (see below), whose sum is σ = 938400960. Its totient is φ = 140760072.

The previous prime is 445740319. The next prime is 445740377. The reversal of 445740342 is 243047544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954888 + ... + 1955115.

It is an arithmetic number, because the mean of its divisors is an integer number (58650060).

Almost surely, 2^445740342 is an apocalyptic number.

445740342 is an abundant number, since it is smaller than the sum of its proper divisors (492660618).

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

445740342 is a wasteful number, since it uses less digits than its factorization.

445740342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910027.

The product of its (nonzero) digits is 53760, while the sum is 33.

The square root of 445740342 is about 21112.5636055880. The cubic root of 445740342 is about 763.8838248376.

Adding to 445740342 its reverse (243047544), we get a palindrome (688787886).

The spelling of 445740342 in words is "four hundred forty-five million, seven hundred forty thousand, three hundred forty-two".