349924855 has 32 divisors (see below), whose sum is σ = 511902720. Its totient is φ = 224156160.

The previous prime is 349924847. The next prime is 349924859. The reversal of 349924855 is 558429943.

It is not a de Polignac number, because 349924855 - 2³ = 349924847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 349924799 and 349924808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349924859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80590 + ... + 84820.

It is an arithmetic number, because the mean of its divisors is an integer number (15996960).

Almost surely, 2^349924855 is an apocalyptic number.

349924855 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

349924855 is a deficient number, since it is larger than the sum of its proper divisors (161977865).

349924855 is a wasteful number, since it uses less digits than its factorization.

349924855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4399.

The product of its digits is 1555200, while the sum is 49.

The square root of 349924855 is about 18706.2784914584. The cubic root of 349924855 is about 704.6794344287.

The spelling of 349924855 in words is "three hundred forty-nine million, nine hundred twenty-four thousand, eight hundred fifty-five".