345741428 has 24 divisors (see below), whose sum is σ = 633679872. Its totient is φ = 164745504.

The previous prime is 345741421. The next prime is 345741433. The reversal of 345741428 is 824147543.

It is a junction number, because it is equal to n+sod(n) for n = 345741391 and 345741400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345741421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18701 + ... + 32267.

It is an arithmetic number, because the mean of its divisors is an integer number (26403328).

Almost surely, 2^345741428 is an apocalyptic number.

It is an amenable number.

345741428 is a deficient number, since it is larger than the sum of its proper divisors (287938444).

345741428 is a wasteful number, since it uses less digits than its factorization.

345741428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13871 (or 13869 counting only the distinct ones).

The product of its digits is 107520, while the sum is 38.

The square root of 345741428 is about 18594.1234802827. The cubic root of 345741428 is about 701.8599705006.

The spelling of 345741428 in words is "three hundred forty-five million, seven hundred forty-one thousand, four hundred twenty-eight".