406273366 has 4 divisors (see below), whose sum is σ = 609410052. Its totient is φ = 203136682.

The previous prime is 406273339. The next prime is 406273391. The reversal of 406273366 is 663372604.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101568340 + ... + 101568343.

It is an arithmetic number, because the mean of its divisors is an integer number (152352513).

Almost surely, 2^406273366 is an apocalyptic number.

406273366 is a deficient number, since it is larger than the sum of its proper divisors (203136686).

406273366 is a wasteful number, since it uses less digits than its factorization.

406273366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203136685.

The product of its (nonzero) digits is 108864, while the sum is 37.

The square root of 406273366 is about 20156.2240015336. The cubic root of 406273366 is about 740.6382161492.

The spelling of 406273366 in words is "four hundred six million, two hundred seventy-three thousand, three hundred sixty-six".