40489046 has 16 divisors (see below), whose sum is σ = 67662000. Its totient is φ = 18042528.

The previous prime is 40489027. The next prime is 40489049. The reversal of 40489046 is 64098404.

It is a junction number, because it is equal to n+sod(n) for n = 40488997 and 40489015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40489049) 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, 26096 + ... + 27603.

It is an arithmetic number, because the mean of its divisors is an integer number (4228875).

Almost surely, 2^40489046 is an apocalyptic number.

40489046 is a deficient number, since it is larger than the sum of its proper divisors (27172954).

40489046 is a wasteful number, since it uses less digits than its factorization.

40489046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53743.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 40489046 is about 6363.1003449576. The cubic root of 40489046 is about 343.3833089871.

The spelling of 40489046 in words is "forty million, four hundred eighty-nine thousand, forty-six".