351273873 has 16 divisors (see below), whose sum is σ = 496298880. Its totient is φ = 220237056.

The previous prime is 351273851. The next prime is 351273887. The reversal of 351273873 is 378372153.

It is a happy number.

It is not a de Polignac number, because 351273873 - 2⁹ = 351273361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (351273823) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 112548 + ... + 115626.

It is an arithmetic number, because the mean of its divisors is an integer number (31018680).

Almost surely, 2^351273873 is an apocalyptic number.

It is an amenable number.

351273873 is a deficient number, since it is larger than the sum of its proper divisors (145025007).

351273873 is a wasteful number, since it uses less digits than its factorization.

351273873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5336.

The product of its digits is 105840, while the sum is 39.

The square root of 351273873 is about 18742.3016996312. The cubic root of 351273873 is about 705.5838250254.

The spelling of 351273873 in words is "three hundred fifty-one million, two hundred seventy-three thousand, eight hundred seventy-three".