2045577 has 8 divisors (see below), whose sum is σ = 2768416. Its totient is φ = 1343232.

The previous prime is 2045569. The next prime is 2045587. The reversal of 2045577 is 7755402.

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

It is not a de Polignac number, because 2045577 - 2³ = 2045569 is a prime.

It is a Duffinian number.

2045577 is a lucky number.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2045557) 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, 4888 + ... + 5289.

It is an arithmetic number, because the mean of its divisors is an integer number (346052).

2^2045577 is an apocalyptic number.

It is an amenable number.

2045577 is a deficient number, since it is larger than the sum of its proper divisors (722839).

2045577 is a wasteful number, since it uses less digits than its factorization.

2045577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10247.

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 2045577 is about 1430.2366936979. The cubic root of 2045577 is about 126.9419827174.

The spelling of 2045577 in words is "two million, forty-five thousand, five hundred seventy-seven".