4645091 has 16 divisors (see below), whose sum is σ = 5302368. Its totient is φ = 4032000.

The previous prime is 4645073. The next prime is 4645099. The reversal of 4645091 is 1905464.

4645091 = T₅₁₄ + T₅₁₅ + ... + T₅₄₆.

It is a cyclic number.

It is not a de Polignac number, because 4645091 - 2⁶ = 4645027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4645099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41051 + ... + 41163.

It is an arithmetic number, because the mean of its divisors is an integer number (331398).

Almost surely, 2^4645091 is an apocalyptic number.

4645091 is a deficient number, since it is larger than the sum of its proper divisors (657277).

4645091 is a wasteful number, since it uses less digits than its factorization.

4645091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 4645091 is about 2155.2473175949. The cubic root of 4645091 is about 166.8519969508.

It can be divided in two parts, 464 and 5091, that added together give a palindrome (5555).

The spelling of 4645091 in words is "four million, six hundred forty-five thousand, ninety-one".