614340 has 36 divisors (see below), whose sum is σ = 1864044. Its totient is φ = 163776.

The previous prime is 614333. The next prime is 614377. The reversal of 614340 is 43416.

It can be written as a sum of positive squares in 2 ways, for example, as 427716 + 186624 = 654^2 + 432^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1527 + ... + 1886.

It is an arithmetic number, because the mean of its divisors is an integer number (51779).

2⁶¹⁴³⁴⁰ is an apocalyptic number.

614340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

614340 is an abundant number, since it is smaller than the sum of its proper divisors (1249704).

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

614340 is a wasteful number, since it uses less digits than its factorization.

614340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428 (or 3423 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 614340 is about 783.7984434789. The cubic root of 614340 is about 85.0099181045.

Adding to 614340 its reverse (43416), we get a palindrome (657756).

The spelling of 614340 in words is "six hundred fourteen thousand, three hundred forty".