348252660 has 288 divisors, whose sum is σ = 1286917632. Its totient is φ = 74511360.

The previous prime is 348252631. The next prime is 348252661. The reversal of 348252660 is 66252843.

348252660 = 1390² + 1391² + ... + 1550².

348252660 is a `hidden beast` number, since 348 + 252 + 6 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348252661) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1767682 + ... + 1767878.

It is an arithmetic number, because the mean of its divisors is an integer number (4468464).

Almost surely, 2^348252660 is an apocalyptic number.

348252660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 348252660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643458816).

348252660 is an abundant number, since it is smaller than the sum of its proper divisors (938664972).

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

348252660 is a wasteful number, since it uses less digits than its factorization.

348252660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 348252660 is about 18661.5288762738. The cubic root of 348252660 is about 703.5551516660. Note that the first 3 decimals are identical.

The spelling of 348252660 in words is "three hundred forty-eight million, two hundred fifty-two thousand, six hundred sixty".