40067672 has 16 divisors (see below), whose sum is σ = 75458400. Its totient is φ = 19945440.

The previous prime is 40067617. The next prime is 40067681. The reversal of 40067672 is 27676004.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9104 + ... + 12767.

It is an arithmetic number, because the mean of its divisors is an integer number (4716150).

Almost surely, 2^40067672 is an apocalyptic number.

It is an amenable number.

40067672 is a deficient number, since it is larger than the sum of its proper divisors (35390728).

40067672 is a wasteful number, since it uses less digits than its factorization.

40067672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22106 (or 22102 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 40067672 is about 6329.9030008366. The cubic root of 40067672 is about 342.1879431630.

The spelling of 40067672 in words is "forty million, sixty-seven thousand, six hundred seventy-two".