406704263 has 12 divisors (see below), whose sum is σ = 480864312. Its totient is φ = 342886320.

The previous prime is 406704251. The next prime is 406704269. The reversal of 406704263 is 362407604.

It is not a de Polignac number, because 406704263 - 2⁴ = 406704247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406704269) 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, 65045 + ... + 71022.

It is an arithmetic number, because the mean of its divisors is an integer number (40072026).

Almost surely, 2^406704263 is an apocalyptic number.

406704263 is a deficient number, since it is larger than the sum of its proper divisors (74160049).

406704263 is a wasteful number, since it uses less digits than its factorization.

406704263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136142 (or 136135 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 406704263 is about 20166.9101004591. The cubic root of 406704263 is about 740.8999660377.

The spelling of 406704263 in words is "four hundred six million, seven hundred four thousand, two hundred sixty-three".