375398 has 4 divisors (see below), whose sum is σ = 563100. Its totient is φ = 187698.

The previous prime is 375391. The next prime is 375407. The reversal of 375398 is 893573.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 893573 = 23 ⋅38851.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (375391) by changing a digit.

375398 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93848 + ... + 93851.

It is an arithmetic number, because the mean of its divisors is an integer number (140775).

2³⁷⁵³⁹⁸ is an apocalyptic number.

375398 is a deficient number, since it is larger than the sum of its proper divisors (187702).

375398 is a wasteful number, since it uses less digits than its factorization.

375398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187701.

The product of its digits is 22680, while the sum is 35.

The square root of 375398 is about 612.6973151565. The cubic root of 375398 is about 72.1379812876.

The spelling of 375398 in words is "three hundred seventy-five thousand, three hundred ninety-eight".