40412306 has 24 divisors (see below), whose sum is σ = 68272092. Its totient is φ = 17916800.

The previous prime is 40412279. The next prime is 40412327. The reversal of 40412306 is 60321404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30858025 + 9554281 = 5555^2 + 3091^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7886 + ... + 11958.

Almost surely, 2^40412306 is an apocalyptic number.

40412306 is a deficient number, since it is larger than the sum of its proper divisors (27859786).

40412306 is a wasteful number, since it uses less digits than its factorization.

40412306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4138 (or 4127 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 40412306 is about 6357.0674056518. The cubic root of 40412306 is about 343.1662305147.

The spelling of 40412306 in words is "forty million, four hundred twelve thousand, three hundred six".