351413444 has 6 divisors (see below), whose sum is σ = 614973534. Its totient is φ = 175706720.

The previous prime is 351413437. The next prime is 351413449. The reversal of 351413444 is 444314153.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 308353600 + 43059844 = 17560^2 + 6562^2 .

It is a super-2 number, since 2×351413444² = 246982817247882272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (351413449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43926677 + ... + 43926684.

It is an arithmetic number, because the mean of its divisors is an integer number (102495589).

Almost surely, 2^351413444 is an apocalyptic number.

It is an amenable number.

351413444 is a deficient number, since it is larger than the sum of its proper divisors (263560090).

351413444 is a wasteful number, since it uses less digits than its factorization.

351413444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87853365 (or 87853363 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 351413444 is about 18746.0247519307. The cubic root of 351413444 is about 705.6772620913.

Adding to 351413444 its reverse (444314153), we get a palindrome (795727597).

The spelling of 351413444 in words is "three hundred fifty-one million, four hundred thirteen thousand, four hundred forty-four".