342270 has 24 divisors (see below), whose sum is σ = 890136. Its totient is φ = 91248.

The previous prime is 342257. The next prime is 342281. The reversal of 342270 is 72243.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1812 + ... + 1991.

It is an arithmetic number, because the mean of its divisors is an integer number (37089).

2³⁴²²⁷⁰ is an apocalyptic number.

342270 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

342270 is an abundant number, since it is smaller than the sum of its proper divisors (547866).

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

342270 is a wasteful number, since it uses less digits than its factorization.

342270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3816 (or 3813 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 342270 is about 585.0384602742. The cubic root of 342270 is about 69.9503048643.

It can be divided in two parts, 34 and 2270, that added together give a square (2304 = 48²).

The spelling of 342270 in words is "three hundred forty-two thousand, two hundred seventy", and thus it is an iban number.