40497406 has 16 divisors (see below), whose sum is σ = 62775648. Its totient is φ = 19583200.

The previous prime is 40497389. The next prime is 40497419. The reversal of 40497406 is 60479404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4836 + ... + 10216.

It is an arithmetic number, because the mean of its divisors is an integer number (3923478).

Almost surely, 2^40497406 is an apocalyptic number.

40497406 is a deficient number, since it is larger than the sum of its proper divisors (22278242).

40497406 is a wasteful number, since it uses less digits than its factorization.

40497406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5507.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 40497406 is about 6363.7572235276. The cubic root of 40497406 is about 343.4069407854.

The spelling of 40497406 in words is "forty million, four hundred ninety-seven thousand, four hundred six".