349623527 has 4 divisors (see below), whose sum is σ = 381407496. Its totient is φ = 317839560.

The previous prime is 349623493. The next prime is 349623559. The reversal of 349623527 is 725326943.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 349623527 - 2¹⁴ = 349607143 is a prime.

It is a super-2 number, since 2×349623527² = 244473221263839458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349623227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15891968 + ... + 15891989.

It is an arithmetic number, because the mean of its divisors is an integer number (95351874).

Almost surely, 2^349623527 is an apocalyptic number.

349623527 is a deficient number, since it is larger than the sum of its proper divisors (31783969).

349623527 is a wasteful number, since it uses less digits than its factorization.

349623527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31783968.

The product of its digits is 272160, while the sum is 41.

The square root of 349623527 is about 18698.2225625860. Note that the first 3 decimals coincide. The cubic root of 349623527 is about 704.4771046800.

The spelling of 349623527 in words is "three hundred forty-nine million, six hundred twenty-three thousand, five hundred twenty-seven".