442236480 has 112 divisors (see below), whose sum is σ = 1604711040. Its totient is φ = 101081088.

The previous prime is 442236463. The next prime is 442236539. The reversal of 442236480 is 84632244.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26185 + ... + 39624.

Almost surely, 2^442236480 is an apocalyptic number.

442236480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

442236480 is an abundant number, since it is smaller than the sum of its proper divisors (1162474560).

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

442236480 is a wasteful number, since it uses less digits than its factorization.

442236480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65836 (or 65826 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 442236480 is about 21029.4193928411. The cubic root of 442236480 is about 761.8769856739.

The spelling of 442236480 in words is "four hundred forty-two million, two hundred thirty-six thousand, four hundred eighty".