348145388 has 12 divisors (see below), whose sum is σ = 635743920. Its totient is φ = 166504272.

The previous prime is 348145339. The next prime is 348145433. The reversal of 348145388 is 883541843.

It is a super-2 number, since 2×348145388² = 242410422371341088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892003 + ... + 1892186.

It is an arithmetic number, because the mean of its divisors is an integer number (52978660).

Almost surely, 2^348145388 is an apocalyptic number.

It is an amenable number.

348145388 is a deficient number, since it is larger than the sum of its proper divisors (287598532).

348145388 is a wasteful number, since it uses less digits than its factorization.

348145388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3784216 (or 3784214 counting only the distinct ones).

The product of its digits is 368640, while the sum is 44.

The square root of 348145388 is about 18658.6545066894. The cubic root of 348145388 is about 703.4829057294.

The spelling of 348145388 in words is "three hundred forty-eight million, one hundred forty-five thousand, three hundred eighty-eight".