4521069 has 32 divisors (see below), whose sum is σ = 8064000. Its totient is φ = 2445552.

The previous prime is 4521061. The next prime is 4521079. The reversal of 4521069 is 9601254.

It is not a de Polignac number, because 4521069 - 2³ = 4521061 is a prime.

It is a super-2 number, since 2×4521069² = 40880129805522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521061) 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 31 ways as a sum of consecutive naturals, for example, 2962 + ... + 4220.

It is an arithmetic number, because the mean of its divisors is an integer number (252000).

Almost surely, 2^4521069 is an apocalyptic number.

It is an amenable number.

4521069 is a deficient number, since it is larger than the sum of its proper divisors (3542931).

4521069 is a wasteful number, since it uses less digits than its factorization.

4521069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 4521069 is about 2126.2805553360. The cubic root of 4521069 is about 165.3536217551.

It can be divided in two parts, 452 and 1069, that added together give a square (1521 = 39²).

The spelling of 4521069 in words is "four million, five hundred twenty-one thousand, sixty-nine".