345772700 has 72 divisors (see below), whose sum is σ = 923503392. Its totient is φ = 109428480.

The previous prime is 345772681. The next prime is 345772703. The reversal of 345772700 is 7277543.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345772703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9899 + ... + 28098.

It is an arithmetic number, because the mean of its divisors is an integer number (12826436).

Almost surely, 2^345772700 is an apocalyptic number.

It is an amenable number.

345772700 is an abundant number, since it is smaller than the sum of its proper divisors (577730692).

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

345772700 is a wasteful number, since it uses less digits than its factorization.

345772700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38031 (or 38024 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 345772700 is about 18594.9643721089. The cubic root of 345772700 is about 701.8811307295.

The spelling of 345772700 in words is "three hundred forty-five million, seven hundred seventy-two thousand, seven hundred".