406924741 has 2 divisors, whose sum is σ = 406924742. Its totient is φ = 406924740.

The previous prime is 406924709. The next prime is 406924759. The reversal of 406924741 is 147429604.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257474116 + 149450625 = 16046^2 + 12225^2 .

It is a cyclic number.

It is not a de Polignac number, because 406924741 - 2⁵ = 406924709 is a prime.

It is equal to p_21685690 and since 406924741 and 21685690 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 406924741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406924241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203462370 + 203462371.

It is an arithmetic number, because the mean of its divisors is an integer number (203462371).

Almost surely, 2^406924741 is an apocalyptic number.

It is an amenable number.

406924741 is a deficient number, since it is larger than the sum of its proper divisors (1).

406924741 is an equidigital number, since it uses as much as digits as its factorization.

406924741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 406924741 is about 20172.3756905328. The cubic root of 406924741 is about 741.0338246735.

It can be divided in two parts, 40 and 6924741, that added together give a triangular number (6924781 = T₃₇₂₁).

The spelling of 406924741 in words is "four hundred six million, nine hundred twenty-four thousand, seven hundred forty-one".