40496709 has 8 divisors (see below), whose sum is σ = 58904352. Its totient is φ = 24543440.

The previous prime is 40496707. The next prime is 40496713. The reversal of 40496709 is 90769404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40496709 - 2¹ = 40496707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40496707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613554 + ... + 613619.

It is an arithmetic number, because the mean of its divisors is an integer number (7363044).

Almost surely, 2^40496709 is an apocalyptic number.

It is an amenable number.

40496709 is a deficient number, since it is larger than the sum of its proper divisors (18407643).

40496709 is a wasteful number, since it uses less digits than its factorization.

40496709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227187.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 40496709 is about 6363.7024600464. The cubic root of 40496709 is about 343.4049706509.

The spelling of 40496709 in words is "forty million, four hundred ninety-six thousand, seven hundred nine".