349232286 has 16 divisors (see below), whose sum is σ = 752192784. Its totient is φ = 107456064.

The previous prime is 349232249. The next prime is 349232287. The reversal of 349232286 is 682232943.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349232287) 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, 2238591 + ... + 2238746.

It is an arithmetic number, because the mean of its divisors is an integer number (47012049).

Almost surely, 2^349232286 is an apocalyptic number.

349232286 is an abundant number, since it is smaller than the sum of its proper divisors (402960498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349232286 is a wasteful number, since it uses less digits than its factorization.

349232286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477355.

The product of its digits is 124416, while the sum is 39.

The square root of 349232286 is about 18687.7576503978. The cubic root of 349232286 is about 704.2142283962.

It can be divided in two parts, 3492 and 32286, that added together give a triangular number (35778 = T₂₆₇).

The spelling of 349232286 in words is "three hundred forty-nine million, two hundred thirty-two thousand, two hundred eighty-six".