40241801 has 2 divisors, whose sum is σ = 40241802. Its totient is φ = 40241800.

The previous prime is 40241797. The next prime is 40241807. The reversal of 40241801 is 10814204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20430400 + 19811401 = 4520^2 + 4451^2 .

It is a cyclic number.

It is not a de Polignac number, because 40241801 - 2² = 40241797 is a prime.

It is a super-3 number, since 3×40241801³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (40241807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20120900 + 20120901.

It is an arithmetic number, because the mean of its divisors is an integer number (20120901).

Almost surely, 2^40241801 is an apocalyptic number.

It is an amenable number.

40241801 is a deficient number, since it is larger than the sum of its proper divisors (1).

40241801 is an equidigital number, since it uses as much as digits as its factorization.

40241801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 40241801 is about 6343.6425655927. The cubic root of 40241801 is about 342.6829285476.

The spelling of 40241801 in words is "forty million, two hundred forty-one thousand, eight hundred one".