349927619 has 8 divisors (see below), whose sum is σ = 355920480. Its totient is φ = 343980736.

The previous prime is 349927561. The next prime is 349927621. The reversal of 349927619 is 916729943.

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

It is a cyclic number.

It is not a de Polignac number, because 349927619 - 2¹⁶ = 349862083 is a prime.

It is a super-2 number, since 2×349927619² = 244898677078018322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349927219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4034 + ... + 26760.

It is an arithmetic number, because the mean of its divisors is an integer number (44490060).

Almost surely, 2^349927619 is an apocalyptic number.

349927619 is a deficient number, since it is larger than the sum of its proper divisors (5992861).

349927619 is a wasteful number, since it uses less digits than its factorization.

349927619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22989.

The product of its digits is 734832, while the sum is 50.

The square root of 349927619 is about 18706.3523702511. The cubic root of 349927619 is about 704.6812898068.

The spelling of 349927619 in words is "three hundred forty-nine million, nine hundred twenty-seven thousand, six hundred nineteen".