2406069 has 6 divisors (see below), whose sum is σ = 3475446. Its totient is φ = 1604040.

The previous prime is 2406067. The next prime is 2406083. The reversal of 2406069 is 9606042.

It can be written as a sum of positive squares in only one way, i.e., 2387025 + 19044 = 1545^2 + 138^2 .

It is not a de Polignac number, because 2406069 - 2¹ = 2406067 is a prime.

It is a super-2 number, since 2×2406069² = 11578336065522, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2²¹ + 4⁹ + 0 + 6² + 0 + 6⁶ + 9² .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2406067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133662 + ... + 133679.

It is an arithmetic number, because the mean of its divisors is an integer number (579241).

2^2406069 is an apocalyptic number.

It is an amenable number.

2406069 is a deficient number, since it is larger than the sum of its proper divisors (1069377).

2406069 is a wasteful number, since it uses less digits than its factorization.

2406069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267347 (or 267344 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 2406069 is about 1551.1508630691. The cubic root of 2406069 is about 133.9993502605. Note that the first 3 decimals are identical.

Subtracting from 2406069 its sum of digits (27), we obtain a palindrome (2406042).

The spelling of 2406069 in words is "two million, four hundred six thousand, sixty-nine".