40350266 has 16 divisors (see below), whose sum is σ = 66616128. Its totient is φ = 18177600.

The previous prime is 40350263. The next prime is 40350287. The reversal of 40350266 is 66205304.

It is not an unprimeable number, because it can be changed into a prime (40350263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5630 + ... + 10601.

It is an arithmetic number, because the mean of its divisors is an integer number (4163508).

Almost surely, 2^40350266 is an apocalyptic number.

40350266 is a deficient number, since it is larger than the sum of its proper divisors (26265862).

40350266 is a wasteful number, since it uses less digits than its factorization.

40350266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16357.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 40350266 is about 6352.1859229717. The cubic root of 40350266 is about 342.9905337283.

The spelling of 40350266 in words is "forty million, three hundred fifty thousand, two hundred sixty-six".