351264222 has 48 divisors (see below), whose sum is σ = 788543280. Its totient is φ = 115905312.

The previous prime is 351264197. The next prime is 351264227. The reversal of 351264222 is 222462153.

It is a happy number.

351264222 is a `hidden beast` number, since 3 + 5 + 12 + 642 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351264227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1198708 + ... + 1199000.

It is an arithmetic number, because the mean of its divisors is an integer number (16427985).

Almost surely, 2^351264222 is an apocalyptic number.

351264222 is an abundant number, since it is smaller than the sum of its proper divisors (437279058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

351264222 is a wasteful number, since it uses less digits than its factorization.

351264222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602 (or 447 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 351264222 is about 18742.0442321535. The cubic root of 351264222 is about 705.5773631615.

The spelling of 351264222 in words is "three hundred fifty-one million, two hundred sixty-four thousand, two hundred twenty-two".