40695964 has 12 divisors (see below), whose sum is σ = 71517600. Its totient is φ = 20262368.

The previous prime is 40695917. The next prime is 40695971. The reversal of 40695964 is 46959604.

It is a happy number.

It is a super-2 number, since 2×40695964² = 3312322971778592, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40695964.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20329 + ... + 22240.

It is an arithmetic number, because the mean of its divisors is an integer number (5959800).

Almost surely, 2^40695964 is an apocalyptic number.

It is an amenable number.

40695964 is a deficient number, since it is larger than the sum of its proper divisors (30821636).

40695964 is a wasteful number, since it uses less digits than its factorization.

40695964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42812 (or 42810 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 40695964 is about 6379.3388372150. The cubic root of 40695964 is about 343.9672652283.

The spelling of 40695964 in words is "forty million, six hundred ninety-five thousand, nine hundred sixty-four".