40546269 has 6 divisors (see below), whose sum is σ = 58566846. Its totient is φ = 27030840.

The previous prime is 40546267. The next prime is 40546307. The reversal of 40546269 is 96264504.

It can be written as a sum of positive squares in only one way, i.e., 37970244 + 2576025 = 6162^2 + 1605^2 .

It is not a de Polignac number, because 40546269 - 2¹ = 40546267 is a prime.

It is a super-2 number, since 2×40546269² = 3287999859640722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40546267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2252562 + ... + 2252579.

It is an arithmetic number, because the mean of its divisors is an integer number (9761141).

Almost surely, 2^40546269 is an apocalyptic number.

It is an amenable number.

40546269 is a deficient number, since it is larger than the sum of its proper divisors (18020577).

40546269 is a wasteful number, since it uses less digits than its factorization.

40546269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4505147 (or 4505144 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 40546269 is about 6367.5952289699. The cubic root of 40546269 is about 343.5450002384.

The spelling of 40546269 in words is "forty million, five hundred forty-six thousand, two hundred sixty-nine".