349255426 has 8 divisors (see below), whose sum is σ = 564181884. Its totient is φ = 161194800.

The previous prime is 349255421. The next prime is 349255427. The reversal of 349255426 is 624552943.

It can be written as a sum of positive squares in 2 ways, for example, as 336759201 + 12496225 = 18351^2 + 3535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (349255421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6716425 + ... + 6716476.

Almost surely, 2^349255426 is an apocalyptic number.

349255426 is a deficient number, since it is larger than the sum of its proper divisors (214926458).

349255426 is a wasteful number, since it uses less digits than its factorization.

349255426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13432916.

The product of its digits is 259200, while the sum is 40.

The square root of 349255426 is about 18688.3767620412. The cubic root of 349255426 is about 704.2297817094.

The spelling of 349255426 in words is "three hundred forty-nine million, two hundred fifty-five thousand, four hundred twenty-six".