4074591 has 4 divisors (see below), whose sum is σ = 5432792. Its totient is φ = 2716392.

The previous prime is 4074589. The next prime is 4074593. The reversal of 4074591 is 1954704.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4074589) and next prime (4074593).

It is not a de Polignac number, because 4074591 - 2¹ = 4074589 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4074593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679096 + ... + 679101.

It is an arithmetic number, because the mean of its divisors is an integer number (1358198).

Almost surely, 2^4074591 is an apocalyptic number.

4074591 is a deficient number, since it is larger than the sum of its proper divisors (1358201).

4074591 is a wasteful number, since it uses less digits than its factorization.

4074591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358200.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 4074591 is about 2018.5616165973. The cubic root of 4074591 is about 159.7207498838.

The spelling of 4074591 in words is "four million, seventy-four thousand, five hundred ninety-one".