40195269 has 6 divisors (see below), whose sum is σ = 58059846. Its totient is φ = 26796840.

The previous prime is 40195261. The next prime is 40195277. The reversal of 40195269 is 96259104.

It is an interprime number because it is at equal distance from previous prime (40195261) and next prime (40195277).

It can be written as a sum of positive squares in only one way, i.e., 34363044 + 5832225 = 5862^2 + 2415^2 .

It is not a de Polignac number, because 40195269 - 2³ = 40195261 is a prime.

It is a super-2 number, since 2×40195269² = 3231319299964722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40195261) 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, 2233062 + ... + 2233079.

It is an arithmetic number, because the mean of its divisors is an integer number (9676641).

Almost surely, 2^40195269 is an apocalyptic number.

It is an amenable number.

40195269 is a deficient number, since it is larger than the sum of its proper divisors (17864577).

40195269 is a wasteful number, since it uses less digits than its factorization.

40195269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466147 (or 4466144 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 40195269 is about 6339.9738958453. The cubic root of 40195269 is about 342.5507950309.

The spelling of 40195269 in words is "forty million, one hundred ninety-five thousand, two hundred sixty-nine".