40709495 has 16 divisors (see below), whose sum is σ = 51740640. Its totient is φ = 30662784.

The previous prime is 40709491. The next prime is 40709503. The reversal of 40709495 is 59490704.

It is a cyclic number.

It is not a de Polignac number, because 40709495 - 2² = 40709491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40709491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15197 + ... + 17673.

It is an arithmetic number, because the mean of its divisors is an integer number (3233790).

Almost surely, 2^40709495 is an apocalyptic number.

40709495 is a deficient number, since it is larger than the sum of its proper divisors (11031145).

40709495 is a wasteful number, since it uses less digits than its factorization.

40709495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2674.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 40709495 is about 6380.3992821766. The cubic root of 40709495 is about 344.0053828931.

The spelling of 40709495 in words is "forty million, seven hundred nine thousand, four hundred ninety-five".