2146045 has 8 divisors (see below), whose sum is σ = 2809440. Its totient is φ = 1560720.

The previous prime is 2146043. The next prime is 2146051. The reversal of 2146045 is 5406412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2146045 - 2¹ = 2146043 is a prime.

2146045 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146043) 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, 19455 + ... + 19564.

It is an arithmetic number, because the mean of its divisors is an integer number (351180).

2^2146045 is an apocalyptic number.

It is an amenable number.

2146045 is a deficient number, since it is larger than the sum of its proper divisors (663395).

2146045 is a wasteful number, since it uses less digits than its factorization.

2146045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39035.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2146045 is about 1464.9385652648. The cubic root of 2146045 is about 128.9870988440.

The spelling of 2146045 in words is "two million, one hundred forty-six thousand, forty-five".