406506652 has 24 divisors (see below), whose sum is σ = 759913056. Its totient is φ = 189600768.

The previous prime is 406506643. The next prime is 406506731. The reversal of 406506652 is 256605604.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18768 + ... + 34135.

It is an arithmetic number, because the mean of its divisors is an integer number (31663044).

Almost surely, 2^406506652 is an apocalyptic number.

It is an amenable number.

406506652 is a deficient number, since it is larger than the sum of its proper divisors (353406404).

406506652 is a wasteful number, since it uses less digits than its factorization.

406506652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53037 (or 53035 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 406506652 is about 20162.0101180413. The cubic root of 406506652 is about 740.7799495084.

The spelling of 406506652 in words is "four hundred six million, five hundred six thousand, six hundred fifty-two".