351044022 has 32 divisors (see below), whose sum is σ = 813694464. Its totient is φ = 98884800.

The previous prime is 351044003. The next prime is 351044053. The reversal of 351044022 is 220440153.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 351044022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55879 + ... + 61842.

It is an arithmetic number, because the mean of its divisors is an integer number (25427952).

Almost surely, 2^351044022 is an apocalyptic number.

351044022 is an abundant number, since it is smaller than the sum of its proper divisors (462650442).

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

351044022 is a wasteful number, since it uses less digits than its factorization.

351044022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117804.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 351044022 is about 18736.1688186246. The cubic root of 351044022 is about 705.4298952417.

Adding to 351044022 its reverse (220440153), we get a palindrome (571484175).

The spelling of 351044022 in words is "three hundred fifty-one million, forty-four thousand, twenty-two".