348345428 has 6 divisors (see below), whose sum is σ = 609604506. Its totient is φ = 174172712.

The previous prime is 348345421. The next prime is 348345433. The reversal of 348345428 is 824543843.

348345428 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 212343184 + 136002244 = 14572^2 + 11662^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348345421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43543175 + ... + 43543182.

It is an arithmetic number, because the mean of its divisors is an integer number (101600751).

Almost surely, 2^348345428 is an apocalyptic number.

It is an amenable number.

348345428 is a deficient number, since it is larger than the sum of its proper divisors (261259078).

348345428 is a wasteful number, since it uses less digits than its factorization.

348345428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87086361 (or 87086359 counting only the distinct ones).

The product of its digits is 368640, while the sum is 41.

The square root of 348345428 is about 18664.0142520306. The cubic root of 348345428 is about 703.6176174342.

The spelling of 348345428 in words is "three hundred forty-eight million, three hundred forty-five thousand, four hundred twenty-eight".