349424919 has 48 divisors (see below), whose sum is σ = 558309024. Its totient is φ = 209664000.

The previous prime is 349424903. The next prime is 349424927. The reversal of 349424919 is 919424943.

It is not a de Polignac number, because 349424919 - 2⁴ = 349424903 is a prime.

It is a super-2 number, since 2×349424919² = 244195548036313122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349422919) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 331944 + ... + 332994.

It is an arithmetic number, because the mean of its divisors is an integer number (11631438).

Almost surely, 2^349424919 is an apocalyptic number.

349424919 is a deficient number, since it is larger than the sum of its proper divisors (208884105).

349424919 is a wasteful number, since it uses less digits than its factorization.

349424919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168 (or 1165 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 349424919 is about 18692.9109290126. The cubic root of 349424919 is about 704.3436837478.

The spelling of 349424919 in words is "three hundred forty-nine million, four hundred twenty-four thousand, nine hundred nineteen".