406070650 has 24 divisors (see below), whose sum is σ = 756256284. Its totient is φ = 162220800.

The previous prime is 406070593. The next prime is 406070657. The reversal of 406070650 is 56070604.

It can be written as a sum of positive squares in 6 ways, for example, as 45792289 + 360278361 = 6767^2 + 18981^2 .

It is not an unprimeable number, because it can be changed into a prime (406070657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37890 + ... + 47410.

Almost surely, 2^406070650 is an apocalyptic number.

406070650 is a deficient number, since it is larger than the sum of its proper divisors (350185634).

406070650 is a wasteful number, since it uses less digits than its factorization.

406070650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10386 (or 10381 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 406070650 is about 20151.1947536616. The cubic root of 406070650 is about 740.5150115884.

The spelling of 406070650 in words is "four hundred six million, seventy thousand, six hundred fifty".