442735377 has 32 divisors (see below), whose sum is σ = 704312064. Its totient is φ = 242092800.

The previous prime is 442735357. The next prime is 442735379. The reversal of 442735377 is 773537244.

It is a happy number.

It is not a de Polignac number, because 442735377 - 2¹⁵ = 442702609 is a prime.

It is a super-2 number, since 2×442735377² = 392029228094664258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442735379) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42727 + ... + 52067.

It is an arithmetic number, because the mean of its divisors is an integer number (22009752).

Almost surely, 2^442735377 is an apocalyptic number.

It is an amenable number.

442735377 is a deficient number, since it is larger than the sum of its proper divisors (261576687).

442735377 is a wasteful number, since it uses less digits than its factorization.

442735377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9449.

The product of its digits is 493920, while the sum is 42.

The square root of 442735377 is about 21041.2779317227. The cubic root of 442735377 is about 762.1633749074.

The spelling of 442735377 in words is "four hundred forty-two million, seven hundred thirty-five thousand, three hundred seventy-seven".