348020828 has 6 divisors (see below), whose sum is σ = 609036456. Its totient is φ = 174010412.

The previous prime is 348020809. The next prime is 348020831. The reversal of 348020828 is 828020843.

It is a super-2 number, since 2×348020828² = 242236993443611168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43502600 + ... + 43502607.

It is an arithmetic number, because the mean of its divisors is an integer number (101506076).

Almost surely, 2^348020828 is an apocalyptic number.

It is an amenable number.

348020828 is a deficient number, since it is larger than the sum of its proper divisors (261015628).

348020828 is a wasteful number, since it uses less digits than its factorization.

348020828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87005211 (or 87005209 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 348020828 is about 18655.3163468219. The cubic root of 348020828 is about 703.3989979846.

The spelling of 348020828 in words is "three hundred forty-eight million, twenty thousand, eight hundred twenty-eight".