406803274 has 4 divisors (see below), whose sum is σ = 610204914. Its totient is φ = 203401636.

The previous prime is 406803269. The next prime is 406803317. The reversal of 406803274 is 472308604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 388681225 + 18122049 = 19715^2 + 4257^2 .

It is a super-3 number, since 3×406803274³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101700817 + ... + 101700820.

Almost surely, 2^406803274 is an apocalyptic number.

406803274 is a deficient number, since it is larger than the sum of its proper divisors (203401640).

406803274 is a wasteful number, since it uses less digits than its factorization.

406803274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203401639.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 406803274 is about 20169.3647396243. The cubic root of 406803274 is about 740.9600844916.

The spelling of 406803274 in words is "four hundred six million, eight hundred three thousand, two hundred seventy-four".