1966470506 has 64 divisors (see below), whose sum is σ = 4044902400. Its totient is φ = 692141760.

The previous prime is 1966470469. The next prime is 1966470511. The reversal of 1966470506 is 6050746691.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83645 + ... + 104543.

It is an arithmetic number, because the mean of its divisors is an integer number (63201600).

Almost surely, 2^1966470506 is an apocalyptic number.

1966470506 is an abundant number, since it is smaller than the sum of its proper divisors (2078431894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1966470506 is a wasteful number, since it uses less digits than its factorization.

1966470506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20979.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 1966470506 is about 44344.9039462259. The cubic root of 1966470506 is about 1252.8405812688.

The spelling of 1966470506 in words is "one billion, nine hundred sixty-six million, four hundred seventy thousand, five hundred six".