406354052 has 12 divisors (see below), whose sum is σ = 765821196. Its totient is φ = 187548000.

The previous prime is 406354051. The next prime is 406354079. The reversal of 406354052 is 250453604.

It can be written as a sum of positive squares in 2 ways, for example, as 163430656 + 242923396 = 12784^2 + 15586^2 .

It is not an unprimeable number, because it can be changed into a prime (406354051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3907199 + ... + 3907302.

It is an arithmetic number, because the mean of its divisors is an integer number (63818433).

Almost surely, 2^406354052 is an apocalyptic number.

It is an amenable number.

406354052 is a deficient number, since it is larger than the sum of its proper divisors (359467144).

406354052 is a wasteful number, since it uses less digits than its factorization.

406354052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7814518 (or 7814516 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 406354052 is about 20158.2254179280. The cubic root of 406354052 is about 740.6872432202.

The spelling of 406354052 in words is "four hundred six million, three hundred fifty-four thousand, fifty-two".