40463109 has 12 divisors (see below), whose sum is σ = 59319936. Its totient is φ = 26572392.

The previous prime is 40463107. The next prime is 40463117. The reversal of 40463109 is 90136404.

It is not a de Polignac number, because 40463109 - 2¹ = 40463107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40463107) 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, 32949 + ... + 34154.

It is an arithmetic number, because the mean of its divisors is an integer number (4943328).

Almost surely, 2^40463109 is an apocalyptic number.

It is an amenable number.

40463109 is a deficient number, since it is larger than the sum of its proper divisors (18856827).

40463109 is a wasteful number, since it uses less digits than its factorization.

40463109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67176 (or 67173 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 40463109 is about 6361.0619396450. The cubic root of 40463109 is about 343.3099703418.

The spelling of 40463109 in words is "forty million, four hundred sixty-three thousand, one hundred nine".