348783750 has 240 divisors, whose sum is σ = 1115043072. Its totient is φ = 77112000.

The previous prime is 348783749. The next prime is 348783767. The reversal of 348783750 is 57387843.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 348783696 and 348783705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3386199 + ... + 3386301.

Almost surely, 2^348783750 is an apocalyptic number.

348783750 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 348783750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557521536).

348783750 is an abundant number, since it is smaller than the sum of its proper divisors (766259322).

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

348783750 is a wasteful number, since it uses less digits than its factorization.

348783750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The square root of 348783750 is about 18675.7529968674. The cubic root of 348783750 is about 703.9126137121.

The spelling of 348783750 in words is "three hundred forty-eight million, seven hundred eighty-three thousand, seven hundred fifty".