342545340 has 24 divisors (see below), whose sum is σ = 959127120. Its totient is φ = 91345408.

The previous prime is 342545309. The next prime is 342545341. The reversal of 342545340 is 43545243.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 342545298 and 342545307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342545341) 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, 2854485 + ... + 2854604.

It is an arithmetic number, because the mean of its divisors is an integer number (39963630).

Almost surely, 2^342545340 is an apocalyptic number.

342545340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

342545340 is an abundant number, since it is smaller than the sum of its proper divisors (616581780).

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

342545340 is a wasteful number, since it uses less digits than its factorization.

342545340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5709101 (or 5709099 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 342545340 is about 18507.9804408801. The cubic root of 342545340 is about 699.6905707225.

The spelling of 342545340 in words is "three hundred forty-two million, five hundred forty-five thousand, three hundred forty".