40695597 has 12 divisors (see below), whose sum is σ = 60371740. Its totient is φ = 26396928.

The previous prime is 40695593. The next prime is 40695607. The reversal of 40695597 is 79559604.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16695396 + 24000201 = 4086^2 + 4899^2 .

It is not a de Polignac number, because 40695597 - 2² = 40695593 is a prime.

It is a super-2 number, since 2×40695597² = 3312263230372818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40695593) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60772 + ... + 61437.

Almost surely, 2^40695597 is an apocalyptic number.

It is an amenable number.

40695597 is a deficient number, since it is larger than the sum of its proper divisors (19676143).

40695597 is a wasteful number, since it uses less digits than its factorization.

40695597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122252 (or 122249 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 40695597 is about 6379.3100724138. The cubic root of 40695597 is about 343.9662312489.

The spelling of 40695597 in words is "forty million, six hundred ninety-five thousand, five hundred ninety-seven".