345675750 has 64 divisors (see below), whose sum is σ = 986079744. Its totient is φ = 79010400.

The previous prime is 345675731. The next prime is 345675769. The reversal of 345675750 is 57576543.

It is an interprime number because it is at equal distance from previous prime (345675731) and next prime (345675769).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27672 + ... + 38171.

It is an arithmetic number, because the mean of its divisors is an integer number (15407496).

Almost surely, 2^345675750 is an apocalyptic number.

345675750 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

345675750 is an abundant number, since it is smaller than the sum of its proper divisors (640403994).

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

345675750 is a wasteful number, since it uses less digits than its factorization.

345675750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65870 (or 65860 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 42.

The square root of 345675750 is about 18592.3573007836. The cubic root of 345675750 is about 701.8155252644.

The spelling of 345675750 in words is "three hundred forty-five million, six hundred seventy-five thousand, seven hundred fifty".