442350212 has 6 divisors (see below), whose sum is σ = 774112878. Its totient is φ = 221175104.

The previous prime is 442350197. The next prime is 442350221. The reversal of 442350212 is 212053244.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 435306496 + 7043716 = 20864^2 + 2654^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55293773 + ... + 55293780.

It is an arithmetic number, because the mean of its divisors is an integer number (129018813).

Almost surely, 2^442350212 is an apocalyptic number.

It is an amenable number.

442350212 is a deficient number, since it is larger than the sum of its proper divisors (331762666).

442350212 is a wasteful number, since it uses less digits than its factorization.

442350212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110587557 (or 110587555 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 442350212 is about 21032.1233355075. The cubic root of 442350212 is about 761.9422918847.

The spelling of 442350212 in words is "four hundred forty-two million, three hundred fifty thousand, two hundred twelve".