4540408 has 16 divisors (see below), whose sum is σ = 8541000. Its totient is φ = 2262816.

The previous prime is 4540397. The next prime is 4540423. The reversal of 4540408 is 8040454.

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, 2383 + ... + 3841.

Almost surely, 2^4540408 is an apocalyptic number.

It is an amenable number.

4540408 is a deficient number, since it is larger than the sum of its proper divisors (4000592).

4540408 is a wasteful number, since it uses less digits than its factorization.

4540408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854 (or 1850 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4540408 is about 2130.8233150592. The cubic root of 4540408 is about 165.5890546415.

The spelling of 4540408 in words is "four million, five hundred forty thousand, four hundred eight".