348390612 has 144 divisors (see below), whose sum is σ = 984177600. Its totient is φ = 106272000.

The previous prime is 348390611. The next prime is 348390641. The reversal of 348390612 is 216093843.

348390612 is a `hidden beast` number, since 3 + 4 + 8 + 39 + 0 + 612 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348390611) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3449362 + ... + 3449462.

Almost surely, 2^348390612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 348390612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (492088800).

348390612 is an abundant number, since it is smaller than the sum of its proper divisors (635786988).

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

348390612 is a wasteful number, since it uses less digits than its factorization.

348390612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 166 counting only the distinct ones).

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

The square root of 348390612 is about 18665.2246704935. The cubic root of 348390612 is about 703.6480382764.

The spelling of 348390612 in words is "three hundred forty-eight million, three hundred ninety thousand, six hundred twelve".