40292001 has 12 divisors (see below), whose sum is σ = 59773012. Its totient is φ = 26135136.

The previous prime is 40291997. The next prime is 40292017. The reversal of 40292001 is 10029204.

40292001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 28901376 + 11390625 = 5376^2 + 3375^2 .

It is not a de Polignac number, because 40292001 - 2² = 40291997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40292051) 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 11 ways as a sum of consecutive naturals, for example, 60166 + ... + 60831.

Almost surely, 2^40292001 is an apocalyptic number.

It is an amenable number.

40292001 is a deficient number, since it is larger than the sum of its proper divisors (19481011).

40292001 is a wasteful number, since it uses less digits than its factorization.

40292001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121040 (or 121037 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 40292001 is about 6347.5980496563. The cubic root of 40292001 is about 342.8253636468.

The spelling of 40292001 in words is "forty million, two hundred ninety-two thousand, one".