442500058 has 64 divisors (see below), whose sum is σ = 902264832. Its totient is φ = 157164480.

The previous prime is 442500041. The next prime is 442500061. The reversal of 442500058 is 850005244.

It is a junction number, because it is equal to n+sod(n) for n = 442499999 and 442500035.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164835 + ... + 167497.

It is an arithmetic number, because the mean of its divisors is an integer number (14097888).

Almost surely, 2^442500058 is an apocalyptic number.

442500058 is an abundant number, since it is smaller than the sum of its proper divisors (459764774).

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

442500058 is a wasteful number, since it uses less digits than its factorization.

442500058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 442500058 is about 21035.6853465724. The cubic root of 442500058 is about 762.0283180783.

It can be divided in two parts, 442 and 500058, that added together give a triangular number (500500 = T₁₀₀₀).

The spelling of 442500058 in words is "four hundred forty-two million, five hundred thousand, fifty-eight".