348641628 has 24 divisors (see below), whose sum is σ = 816995088. Its totient is φ = 115714176.

The previous prime is 348641617. The next prime is 348641651. The reversal of 348641628 is 826146843.

It is a self number, because there is not a number n which added to its sum of digits gives 348641628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59551 + ... + 65142.

It is an arithmetic number, because the mean of its divisors is an integer number (34041462).

Almost surely, 2^348641628 is an apocalyptic number.

It is an amenable number.

348641628 is an abundant number, since it is smaller than the sum of its proper divisors (468353460).

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

348641628 is a wasteful number, since it uses less digits than its factorization.

348641628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124933 (or 124931 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 348641628 is about 18671.9476220345. The cubic root of 348641628 is about 703.8169908897.

The spelling of 348641628 in words is "three hundred forty-eight million, six hundred forty-one thousand, six hundred twenty-eight".