2045495 has 4 divisors (see below), whose sum is σ = 2454600. Its totient is φ = 1636392.

The previous prime is 2045441. The next prime is 2045503. The reversal of 2045495 is 5945402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5945402 = 2 ⋅2972701.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045495 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204545 + ... + 204554.

It is an arithmetic number, because the mean of its divisors is an integer number (613650).

2^2045495 is an apocalyptic number.

2045495 is a deficient number, since it is larger than the sum of its proper divisors (409105).

2045495 is an equidigital number, since it uses as much as digits as its factorization.

2045495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409104.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2045495 is about 1430.2080268269. The cubic root of 2045495 is about 126.9402864753.

The spelling of 2045495 in words is "two million, forty-five thousand, four hundred ninety-five".