348388404 has 48 divisors (see below), whose sum is σ = 1000503168. Its totient is φ = 91882368.

The previous prime is 348388387. The next prime is 348388421. The reversal of 348388404 is 404883843.

It is an interprime number because it is at equal distance from previous prime (348388387) and next prime (348388421).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158427 + ... + 160610.

It is an arithmetic number, because the mean of its divisors is an integer number (20843816).

Almost surely, 2^348388404 is an apocalyptic number.

It is an amenable number.

348388404 is an abundant number, since it is smaller than the sum of its proper divisors (652114764).

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

348388404 is a wasteful number, since it uses less digits than its factorization.

348388404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319064 (or 319062 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 42.

The square root of 348388404 is about 18665.1655229735. The cubic root of 348388404 is about 703.6465517667.

The spelling of 348388404 in words is "three hundred forty-eight million, three hundred eighty-eight thousand, four hundred four".