40369106 has 4 divisors (see below), whose sum is σ = 60553662. Its totient is φ = 20184552.

The previous prime is 40369103. The next prime is 40369111. The reversal of 40369106 is 60196304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 34164025 + 6205081 = 5845^2 + 2491^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40369103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10092275 + ... + 10092278.

Almost surely, 2^40369106 is an apocalyptic number.

40369106 is a deficient number, since it is larger than the sum of its proper divisors (20184556).

40369106 is a wasteful number, since it uses less digits than its factorization.

40369106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20184555.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 40369106 is about 6353.6687039851. The cubic root of 40369106 is about 343.0439074879.

The spelling of 40369106 in words is "forty million, three hundred sixty-nine thousand, one hundred six".