40266149 has 32 divisors (see below), whose sum is σ = 55987200. Its totient is φ = 27959040.

The previous prime is 40266119. The next prime is 40266151. The reversal of 40266149 is 94166204.

It is a happy number.

40266149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40266149 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 (40266119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24062 + ... + 25680.

It is an arithmetic number, because the mean of its divisors is an integer number (1749600).

Almost surely, 2^40266149 is an apocalyptic number.

It is an amenable number.

40266149 is a deficient number, since it is larger than the sum of its proper divisors (15721051).

40266149 is a wasteful number, since it uses less digits than its factorization.

40266149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 40266149 is about 6345.5613620861. The cubic root of 40266149 is about 342.7520271925.

The spelling of 40266149 in words is "forty million, two hundred sixty-six thousand, one hundred forty-nine".