3972146466 has 8 divisors (see below), whose sum is σ = 7944292944. Its totient is φ = 1324048820.

The previous prime is 3972146447. The next prime is 3972146471. The reversal of 3972146466 is 6646412793.

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

3972146466 is an admirable number.

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 in 3 ways as a sum of consecutive naturals, for example, 331012200 + ... + 331012211.

It is an arithmetic number, because the mean of its divisors is an integer number (993036618).

Almost surely, 2^3972146466 is an apocalyptic number.

3972146466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3972146466 is a wasteful number, since it uses less digits than its factorization.

3972146466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662024416.

The product of its digits is 1306368, while the sum is 48.

The square root of 3972146466 is about 63024.9670051480. The cubic root of 3972146466 is about 1583.7079056278.

The spelling of 3972146466 in words is "three billion, nine hundred seventy-two million, one hundred forty-six thousand, four hundred sixty-six".