406653741 has 12 divisors (see below), whose sum is σ = 632572668. Its totient is φ = 250248384.

The previous prime is 406653739. The next prime is 406653749. The reversal of 406653741 is 147356604.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 126225225 + 280428516 = 11235^2 + 16746^2 .

It is not a de Polignac number, because 406653741 - 2¹ = 406653739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 406653696 and 406653705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406653749) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1737720 + ... + 1737953.

It is an arithmetic number, because the mean of its divisors is an integer number (52714389).

Almost surely, 2^406653741 is an apocalyptic number.

It is an amenable number.

406653741 is a deficient number, since it is larger than the sum of its proper divisors (225918927).

406653741 is a wasteful number, since it uses less digits than its factorization.

406653741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475692 (or 3475689 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 406653741 is about 20165.6574651064. The cubic root of 406653741 is about 740.8692858428.

The spelling of 406653741 in words is "four hundred six million, six hundred fifty-three thousand, seven hundred forty-one".