3045531 has 8 divisors (see below), whose sum is σ = 4074304. Its totient is φ = 2023560.

The previous prime is 3045503. The next prime is 3045563. The reversal of 3045531 is 1355403.

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

It is not a de Polignac number, because 3045531 - 2⁹ = 3045019 is a prime.

It is a super-2 number, since 2×3045531² = 18550518143922, which contains 22 as substring.

It is a Duffinian number.

3045531 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3045498 and 3045507.

It is not an unprimeable number, because it can be changed into a prime (3045631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541 + ... + 2526.

It is an arithmetic number, because the mean of its divisors is an integer number (509288).

Almost surely, 2^3045531 is an apocalyptic number.

3045531 is a deficient number, since it is larger than the sum of its proper divisors (1028773).

3045531 is a wasteful number, since it uses less digits than its factorization.

3045531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 3045531 is about 1745.1449796507. The cubic root of 3045531 is about 144.9509306813.

The spelling of 3045531 in words is "three million, forty-five thousand, five hundred thirty-one".