349214661 has 24 divisors (see below), whose sum is σ = 532228320. Its totient is φ = 220034016.

The previous prime is 349214651. The next prime is 349214693. The reversal of 349214661 is 166412943.

It is not a de Polignac number, because 349214661 - 2⁷ = 349214533 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349214641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77671 + ... + 82043.

It is an arithmetic number, because the mean of its divisors is an integer number (22176180).

Almost surely, 2^349214661 is an apocalyptic number.

It is an amenable number.

349214661 is a deficient number, since it is larger than the sum of its proper divisors (183013659).

349214661 is a wasteful number, since it uses less digits than its factorization.

349214661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865 (or 4862 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 349214661 is about 18687.2860790432. The cubic root of 349214661 is about 704.2023814727.

The spelling of 349214661 in words is "three hundred forty-nine million, two hundred fourteen thousand, six hundred sixty-one".