2458645 has 16 divisors (see below), whose sum is σ = 3398400. Its totient is φ = 1672704.

The previous prime is 2458639. The next prime is 2458661. The reversal of 2458645 is 5468542.

It is a cyclic number.

It is not a de Polignac number, because 2458645 - 2⁹ = 2458133 is a prime.

2458645 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2458645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6789 + ... + 7141.

It is an arithmetic number, because the mean of its divisors is an integer number (212400).

2^2458645 is an apocalyptic number.

It is an amenable number.

2458645 is a deficient number, since it is larger than the sum of its proper divisors (939755).

2458645 is a wasteful number, since it uses less digits than its factorization.

2458645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564.

The product of its digits is 38400, while the sum is 34.

The square root of 2458645 is about 1568.0066964143. The cubic root of 2458645 is about 134.9683510629.

The spelling of 2458645 in words is "two million, four hundred fifty-eight thousand, six hundred forty-five".