4040547 has 8 divisors (see below), whose sum is σ = 6157056. Its totient is φ = 2308872.

The previous prime is 4040527. The next prime is 4040549. The reversal of 4040547 is 7450404.

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

It is not a de Polignac number, because 4040547 - 2⁷ = 4040419 is a prime.

4040547 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4040549) 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, 96183 + ... + 96224.

It is an arithmetic number, because the mean of its divisors is an integer number (769632).

Almost surely, 2^4040547 is an apocalyptic number.

4040547 is a deficient number, since it is larger than the sum of its proper divisors (2116509).

4040547 is a wasteful number, since it uses less digits than its factorization.

4040547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192417.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 4040547 is about 2010.1111909544. Note that the first 4 decimals coincide. The cubic root of 4040547 is about 159.2746725736.

The spelling of 4040547 in words is "four million, forty thousand, five hundred forty-seven".