40461906 has 32 divisors (see below), whose sum is σ = 86400000. Its totient is φ = 12594960.

The previous prime is 40461893. The next prime is 40461907. The reversal of 40461906 is 60916404.

It is not an unprimeable number, because it can be changed into a prime (40461907) 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, 5595 + ... + 10593.

It is an arithmetic number, because the mean of its divisors is an integer number (2700000).

Almost surely, 2^40461906 is an apocalyptic number.

40461906 is an abundant number, since it is smaller than the sum of its proper divisors (45938094).

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

40461906 is a wasteful number, since it uses less digits than its factorization.

40461906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5094.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 40461906 is about 6360.9673792592. The cubic root of 40461906 is about 343.3065680165.

The spelling of 40461906 in words is "forty million, four hundred sixty-one thousand, nine hundred six".