355005638 has 8 divisors (see below), whose sum is σ = 573470688. Its totient is φ = 163848744.

The previous prime is 355005619. The next prime is 355005641. The reversal of 355005638 is 836500553.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 355005598 and 355005607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6827006 + ... + 6827057.

It is an arithmetic number, because the mean of its divisors is an integer number (71683836).

Almost surely, 2^355005638 is an apocalyptic number.

355005638 is a deficient number, since it is larger than the sum of its proper divisors (218465050).

355005638 is a wasteful number, since it uses less digits than its factorization.

355005638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13654078.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 355005638 is about 18841.5932978079. The cubic root of 355005638 is about 708.0736235374.

The spelling of 355005638 in words is "three hundred fifty-five million, five thousand, six hundred thirty-eight".