348240828 has 48 divisors (see below), whose sum is σ = 876319136. Its totient is φ = 106997760.

The previous prime is 348240821. The next prime is 348240877. The reversal of 348240828 is 828042843.

It is a super-2 number, since 2×348240828² = 242543348572251168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348240821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160068 + ... + 162228.

Almost surely, 2^348240828 is an apocalyptic number.

It is an amenable number.

348240828 is an abundant number, since it is smaller than the sum of its proper divisors (528078308).

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

348240828 is a wasteful number, since it uses less digits than its factorization.

348240828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214 (or 3212 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 39.

The square root of 348240828 is about 18661.2118577546. The cubic root of 348240828 is about 703.5471837356.

The spelling of 348240828 in words is "three hundred forty-eight million, two hundred forty thousand, eight hundred twenty-eight".