395623398 has 8 divisors (see below), whose sum is σ = 791246808. Its totient is φ = 131874464.

The previous prime is 395623387. The next prime is 395623399. The reversal of 395623398 is 893326593.

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

395623398 is an admirable number.

It is a super-3 number, since 3×395623398³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395623399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32968611 + ... + 32968622.

It is an arithmetic number, because the mean of its divisors is an integer number (98905851).

Almost surely, 2^395623398 is an apocalyptic number.

395623398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

395623398 is a wasteful number, since it uses less digits than its factorization.

395623398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65937238.

The product of its digits is 1049760, while the sum is 48.

The square root of 395623398 is about 19890.2840100387. The cubic root of 395623398 is about 734.1091822329.

The spelling of 395623398 in words is "three hundred ninety-five million, six hundred twenty-three thousand, three hundred ninety-eight".