4060069 has 4 divisors (see below), whose sum is σ = 4372396. Its totient is φ = 3747744.

The previous prime is 4060061. The next prime is 4060073. The reversal of 4060069 is 9600604.

4060069 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1595169 + 2464900 = 1263^2 + 1570^2 .

It is not a de Polignac number, because 4060069 - 2³ = 4060061 is a prime.

It is a super-2 number, since 2×4060069² = 32968320569522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4060061) 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, 156144 + ... + 156169.

It is an arithmetic number, because the mean of its divisors is an integer number (1093099).

Almost surely, 2^4060069 is an apocalyptic number.

It is an amenable number.

4060069 is a deficient number, since it is larger than the sum of its proper divisors (312327).

4060069 is a wasteful number, since it uses less digits than its factorization.

4060069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312326.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 4060069 is about 2014.9612899508. The cubic root of 4060069 is about 159.5307736994.

The spelling of 4060069 in words is "four million, sixty thousand, sixty-nine".