40262197 has 8 divisors (see below), whose sum is σ = 42638400. Its totient is φ = 37911744.

The previous prime is 40262191. The next prime is 40262203. The reversal of 40262197 is 79126204.

40262197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40262191) and next prime (40262203).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40262197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40262191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3172 + ... + 9517.

It is an arithmetic number, because the mean of its divisors is an integer number (5329800).

Almost surely, 2^40262197 is an apocalyptic number.

40262197 is the 3173-rd decagonal number.

It is an amenable number.

40262197 is a deficient number, since it is larger than the sum of its proper divisors (2376203).

40262197 is a wasteful number, since it uses less digits than its factorization.

40262197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12875.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 40262197 is about 6345.2499556755. The cubic root of 40262197 is about 342.7408134694.

The spelling of 40262197 in words is "forty million, two hundred sixty-two thousand, one hundred ninety-seven".