2454645 has 8 divisors (see below), whose sum is σ = 3927456. Its totient is φ = 1309136.

The previous prime is 2454643. The next prime is 2454671. The reversal of 2454645 is 5464542.

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

It is a cyclic number.

It is not a de Polignac number, because 2454645 - 2¹ = 2454643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2454643) 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, 81807 + ... + 81836.

It is an arithmetic number, because the mean of its divisors is an integer number (490932).

2^2454645 is an apocalyptic number.

It is an amenable number.

2454645 is a deficient number, since it is larger than the sum of its proper divisors (1472811).

2454645 is a wasteful number, since it uses less digits than its factorization.

2454645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163651.

The product of its digits is 19200, while the sum is 30.

The square root of 2454645 is about 1566.7306724514. The cubic root of 2454645 is about 134.8951174396.

The spelling of 2454645 in words is "two million, four hundred fifty-four thousand, six hundred forty-five".