40497496 has 16 divisors (see below), whose sum is σ = 81774000. Its totient is φ = 18691104.

The previous prime is 40497491. The next prime is 40497521. The reversal of 40497496 is 69479404.

40497496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40497491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194596 + ... + 194803.

It is an arithmetic number, because the mean of its divisors is an integer number (5110875).

Almost surely, 2^40497496 is an apocalyptic number.

It is an amenable number.

40497496 is an abundant number, since it is smaller than the sum of its proper divisors (41276504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40497496 is a wasteful number, since it uses less digits than its factorization.

40497496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389418 (or 389414 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 40497496 is about 6363.7642948180. The cubic root of 40497496 is about 343.4071951770.

The spelling of 40497496 in words is "forty million, four hundred ninety-seven thousand, four hundred ninety-six".