406496752 has 20 divisors (see below), whose sum is σ = 794816440. Its totient is φ = 201382848.

The previous prime is 406496747. The next prime is 406496767. The reversal of 406496752 is 257694604.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 406496699 and 406496708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114798 + ... + 118285.

It is an arithmetic number, because the mean of its divisors is an integer number (39740822).

Almost surely, 2^406496752 is an apocalyptic number.

It is an amenable number.

406496752 is a deficient number, since it is larger than the sum of its proper divisors (388319688).

406496752 is a wasteful number, since it uses less digits than its factorization.

406496752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233200 (or 233194 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 406496752 is about 20161.7646053117. The cubic root of 406496752 is about 740.7739358462.

The spelling of 406496752 in words is "four hundred six million, four hundred ninety-six thousand, seven hundred fifty-two".