40269313 has 16 divisors (see below), whose sum is σ = 47940480. Its totient is φ = 33094656.

The previous prime is 40269301. The next prime is 40269319. The reversal of 40269313 is 31396204.

It is a de Polignac number, because none of the positive numbers 2^k-40269313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40269319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32481 + ... + 33697.

It is an arithmetic number, because the mean of its divisors is an integer number (2996280).

Almost surely, 2^40269313 is an apocalyptic number.

It is an amenable number.

40269313 is a deficient number, since it is larger than the sum of its proper divisors (7671167).

40269313 is a wasteful number, since it uses less digits than its factorization.

40269313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 40269313 is about 6345.8106653130. The cubic root of 40269313 is about 342.7610044520.

The spelling of 40269313 in words is "forty million, two hundred sixty-nine thousand, three hundred thirteen".