2045461 has 4 divisors (see below), whose sum is σ = 2231424. Its totient is φ = 1859500.

The previous prime is 2045441. The next prime is 2045503. The reversal of 2045461 is 1645402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2045461 - 2⁷ = 2045333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92965 + ... + 92986.

It is an arithmetic number, because the mean of its divisors is an integer number (557856).

2^2045461 is an apocalyptic number.

It is an amenable number.

2045461 is a deficient number, since it is larger than the sum of its proper divisors (185963).

2045461 is a wasteful number, since it uses less digits than its factorization.

2045461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185962.

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

The square root of 2045461 is about 1430.1961403947. The cubic root of 2045461 is about 126.9395831421.

It can be divided in two parts, 204 and 5461, that added together give a palindrome (5665).

The spelling of 2045461 in words is "two million, forty-five thousand, four hundred sixty-one".