401936741 has 2 divisors, whose sum is σ = 401936742. Its totient is φ = 401936740.

The previous prime is 401936719. The next prime is 401936749. The reversal of 401936741 is 147639104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 370408516 + 31528225 = 19246^2 + 5615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401936741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401936749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200968370 + 200968371.

It is an arithmetic number, because the mean of its divisors is an integer number (200968371).

Almost surely, 2^401936741 is an apocalyptic number.

It is an amenable number.

401936741 is a deficient number, since it is larger than the sum of its proper divisors (1).

401936741 is an equidigital number, since it uses as much as digits as its factorization.

401936741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 401936741 is about 20048.3600576207. The cubic root of 401936741 is about 737.9935547550.

The spelling of 401936741 in words is "four hundred one million, nine hundred thirty-six thousand, seven hundred forty-one".