406553463 has 12 divisors (see below), whose sum is σ = 592946640. Its totient is φ = 268403616.

The previous prime is 406553443. The next prime is 406553467. The reversal of 406553463 is 364355604.

406553463 is a `hidden beast` number, since 4 + 0 + 65 + 534 + 63 = 666.

It is not a de Polignac number, because 406553463 - 2⁸ = 406553207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406553467) 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, 218358 + ... + 220211.

It is an arithmetic number, because the mean of its divisors is an integer number (49412220).

Almost surely, 2^406553463 is an apocalyptic number.

406553463 is a deficient number, since it is larger than the sum of its proper divisors (186393177).

406553463 is a wasteful number, since it uses less digits than its factorization.

406553463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438678 (or 438675 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 406553463 is about 20163.1709559781. The cubic root of 406553463 is about 740.8083830892.

The spelling of 406553463 in words is "four hundred six million, five hundred fifty-three thousand, four hundred sixty-three".