506358398 has 64 divisors (see below), whose sum is σ = 992624640. Its totient is φ = 188116992.

The previous prime is 506358383. The next prime is 506358421. The reversal of 506358398 is 893853605.

It is a happy number.

It is a congruent number.

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, 438590 + ... + 439742.

It is an arithmetic number, because the mean of its divisors is an integer number (15509760).

Almost surely, 2^506358398 is an apocalyptic number.

506358398 is a deficient number, since it is larger than the sum of its proper divisors (486266242).

506358398 is a wasteful number, since it uses less digits than its factorization.

506358398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 506358398 is about 22502.4087155131. The cubic root of 506358398 is about 797.0508068095.

The spelling of 506358398 in words is "five hundred six million, three hundred fifty-eight thousand, three hundred ninety-eight".