2040445254 has 8 divisors (see below), whose sum is σ = 4080890520. Its totient is φ = 680148416.

The previous prime is 2040445243. The next prime is 2040445271. The reversal of 2040445254 is 4525440402.

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

2040445254 is an admirable number.

It is a super-2 number, since 2×2040445254² = 8326833669142249032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170037099 + ... + 170037110.

It is an arithmetic number, because the mean of its divisors is an integer number (510111315).

Almost surely, 2^2040445254 is an apocalyptic number.

2040445254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2040445254 is a wasteful number, since it uses less digits than its factorization.

2040445254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340074214.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 2040445254 is about 45171.2879382468. The cubic root of 2040445254 is about 1268.3574056273.

Adding to 2040445254 its reverse (4525440402), we get a palindrome (6565885656).

The spelling of 2040445254 in words is "two billion, forty million, four hundred forty-five thousand, two hundred fifty-four".