40660167 has 4 divisors (see below), whose sum is σ = 54213560. Its totient is φ = 27106776.

The previous prime is 40660129. The next prime is 40660181. The reversal of 40660167 is 76106604.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40660167 - 2¹² = 40656071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40660667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6776692 + ... + 6776697.

It is an arithmetic number, because the mean of its divisors is an integer number (13553390).

Almost surely, 2^40660167 is an apocalyptic number.

40660167 is a deficient number, since it is larger than the sum of its proper divisors (13553393).

40660167 is a wasteful number, since it uses less digits than its factorization.

40660167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13553392.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 40660167 is about 6376.5325216767. The cubic root of 40660167 is about 343.8663821022.

The spelling of 40660167 in words is "forty million, six hundred sixty thousand, one hundred sixty-seven".