40269207 has 16 divisors (see below), whose sum is σ = 59235840. Its totient is φ = 24129600.

The previous prime is 40269191. The next prime is 40269221. The reversal of 40269207 is 70296204.

It is a happy number.

It is not a de Polignac number, because 40269207 - 2⁴ = 40269191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40269247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3919 + ... + 9792.

It is an arithmetic number, because the mean of its divisors is an integer number (3702240).

Almost surely, 2^40269207 is an apocalyptic number.

40269207 is a deficient number, since it is larger than the sum of its proper divisors (18966633).

40269207 is a wasteful number, since it uses less digits than its factorization.

40269207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13814.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 40269207 is about 6345.8023133407. The cubic root of 40269207 is about 342.7607037044.

The spelling of 40269207 in words is "forty million, two hundred sixty-nine thousand, two hundred seven".