2146340 has 24 divisors (see below), whose sum is σ = 5151552. Its totient is φ = 735840.

The previous prime is 2146327. The next prime is 2146357. The reversal of 2146340 is 436412.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7526 + ... + 7805.

It is an arithmetic number, because the mean of its divisors is an integer number (214648).

2^2146340 is an apocalyptic number.

2146340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2146340 is an abundant number, since it is smaller than the sum of its proper divisors (3005212).

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

2146340 is a wasteful number, since it uses less digits than its factorization.

2146340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15347 (or 15345 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2146340 is about 1465.0392486210. The cubic root of 2146340 is about 128.9930088553.

The spelling of 2146340 in words is "two million, one hundred forty-six thousand, three hundred forty".