406152616 has 8 divisors (see below), whose sum is σ = 761536170. Its totient is φ = 203076304.

The previous prime is 406152583. The next prime is 406152631. The reversal of 406152616 is 616251604.

It can be written as a sum of positive squares in only one way, i.e., 339664900 + 66487716 = 18430^2 + 8154^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 25384531 + ... + 25384546.

Almost surely, 2^406152616 is an apocalyptic number.

It is an amenable number.

406152616 is a deficient number, since it is larger than the sum of its proper divisors (355383554).

406152616 is a wasteful number, since it uses less digits than its factorization.

406152616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50769083 (or 50769079 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 406152616 is about 20153.2284262348. The cubic root of 406152616 is about 740.5648329433.

The spelling of 406152616 in words is "four hundred six million, one hundred fifty-two thousand, six hundred sixteen".