616467406 has 8 divisors (see below), whose sum is σ = 925637184. Its totient is φ = 307921680.

The previous prime is 616467373. The next prime is 616467409. The reversal of 616467406 is 604764616.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616467409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153535 + ... + 157498.

It is an arithmetic number, because the mean of its divisors is an integer number (115704648).

Almost surely, 2^616467406 is an apocalyptic number.

616467406 is a deficient number, since it is larger than the sum of its proper divisors (309169778).

616467406 is a wasteful number, since it uses less digits than its factorization.

616467406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312026.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 616467406 is about 24828.7616686777. The cubic root of 616467406 is about 851.0793237123.

The spelling of 616467406 in words is "six hundred sixteen million, four hundred sixty-seven thousand, four hundred six".