442344077 has 8 divisors (see below), whose sum is σ = 507552192. Its totient is φ = 377640000.

The previous prime is 442344061. The next prime is 442344083. The reversal of 442344077 is 770443244.

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

It is a cyclic number.

It is not a de Polignac number, because 442344077 - 2⁴ = 442344061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442344017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124124 + ... + 127637.

It is an arithmetic number, because the mean of its divisors is an integer number (63444024).

Almost surely, 2^442344077 is an apocalyptic number.

It is an amenable number.

442344077 is a deficient number, since it is larger than the sum of its proper divisors (65208115).

442344077 is a wasteful number, since it uses less digits than its factorization.

442344077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252019.

The product of its (nonzero) digits is 75264, while the sum is 35.

The square root of 442344077 is about 21031.9774866749. The cubic root of 442344077 is about 761.9387693834.

The spelling of 442344077 in words is "four hundred forty-two million, three hundred forty-four thousand, seventy-seven".