351222038 has 4 divisors (see below), whose sum is σ = 526833060. Its totient is φ = 175611018.

The previous prime is 351222037. The next prime is 351222059. The reversal of 351222038 is 830222153.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 830222153 = 109 ⋅7616717.

It is a junction number, because it is equal to n+sod(n) for n = 351221998 and 351222016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351222037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87805508 + ... + 87805511.

It is an arithmetic number, because the mean of its divisors is an integer number (131708265).

Almost surely, 2^351222038 is an apocalyptic number.

351222038 is a deficient number, since it is larger than the sum of its proper divisors (175611022).

351222038 is a wasteful number, since it uses less digits than its factorization.

351222038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175611021.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 351222038 is about 18740.9188141884. The cubic root of 351222038 is about 705.5491173139.

The spelling of 351222038 in words is "three hundred fifty-one million, two hundred twenty-two thousand, thirty-eight".