351398 has 4 divisors (see below), whose sum is σ = 527100. Its totient is φ = 175698.

The previous prime is 351397. The next prime is 351401. The reversal of 351398 is 893153.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 893153 = 43 ⋅20771.

It is a self number, because there is not a number n which added to its sum of digits gives 351398.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 351398.

It is not an unprimeable number, because it can be changed into a prime (351391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87848 + ... + 87851.

It is an arithmetic number, because the mean of its divisors is an integer number (131775).

2³⁵¹³⁹⁸ is an apocalyptic number.

351398 is a deficient number, since it is larger than the sum of its proper divisors (175702).

351398 is a wasteful number, since it uses less digits than its factorization.

351398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175701.

The product of its digits is 3240, while the sum is 29.

The square root of 351398 is about 592.7883264708. The cubic root of 351398 is about 70.5666924184.

The spelling of 351398 in words is "three hundred fifty-one thousand, three hundred ninety-eight".