351798023 has 4 divisors (see below), whose sum is σ = 356617248. Its totient is φ = 346978800.

The previous prime is 351797993. The next prime is 351798059. The reversal of 351798023 is 320897153.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 351798023 - 2⁶ = 351797959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351795023) 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, 2409503 + ... + 2409648.

It is an arithmetic number, because the mean of its divisors is an integer number (89154312).

Almost surely, 2^351798023 is an apocalyptic number.

351798023 is a deficient number, since it is larger than the sum of its proper divisors (4819225).

351798023 is an equidigital number, since it uses as much as digits as its factorization.

351798023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4819224.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 351798023 is about 18756.2795617894. The cubic root of 351798023 is about 705.9345940365.

The spelling of 351798023 in words is "three hundred fifty-one million, seven hundred ninety-eight thousand, twenty-three".