2454545 has 16 divisors (see below), whose sum is σ = 3172608. Its totient is φ = 1816320.

The previous prime is 2454539. The next prime is 2454587. The reversal of 2454545 is 5454542.

It is not a de Polignac number, because 2454545 - 2⁸ = 2454289 is a prime.

2454545 is a modest number, since divided by 4545 gives 245 as remainder.

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, 5480 + ... + 5910.

It is an arithmetic number, because the mean of its divisors is an integer number (198288).

2^2454545 is an apocalyptic number.

It is an amenable number.

2454545 is a deficient number, since it is larger than the sum of its proper divisors (718063).

2454545 is a wasteful number, since it uses less digits than its factorization.

2454545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520.

The product of its digits is 16000, while the sum is 29.

The square root of 2454545 is about 1566.6987585366. The cubic root of 2454545 is about 134.8932855800.

It can be divided in two parts, 2454 and 545, that multiplied together give a triangular number (1337430 = T₁₆₃₅).

The spelling of 2454545 in words is "two million, four hundred fifty-four thousand, five hundred forty-five".