506355442 has 16 divisors (see below), whose sum is σ = 794060352. Its totient is φ = 241710480.

The previous prime is 506355439. The next prime is 506355461. The reversal of 506355442 is 244553605.

It is a junction number, because it is equal to n+sod(n) for n = 506355398 and 506355407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14713 + ... + 35059.

It is an arithmetic number, because the mean of its divisors is an integer number (49628772).

Almost surely, 2^506355442 is an apocalyptic number.

506355442 is a deficient number, since it is larger than the sum of its proper divisors (287704910).

506355442 is a wasteful number, since it uses less digits than its factorization.

506355442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20913.

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 506355442 is about 22502.3430335599. The cubic root of 506355442 is about 797.0492558087.

The spelling of 506355442 in words is "five hundred six million, three hundred fifty-five thousand, four hundred forty-two".