40012467 has 16 divisors (see below), whose sum is σ = 59071872. Its totient is φ = 23886720.

The previous prime is 40012459. The next prime is 40012471. The reversal of 40012467 is 76421004.

It is not a de Polignac number, because 40012467 - 2³ = 40012459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40012417) 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, 6838 + ... + 11259.

It is an arithmetic number, because the mean of its divisors is an integer number (3691992).

Almost surely, 2^40012467 is an apocalyptic number.

40012467 is a deficient number, since it is larger than the sum of its proper divisors (19059405).

40012467 is a wasteful number, since it uses less digits than its factorization.

40012467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18178.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 40012467 is about 6325.5408464415. The cubic root of 40012467 is about 342.0307160949.

The spelling of 40012467 in words is "forty million, twelve thousand, four hundred sixty-seven".