3219972506 has 8 divisors (see below), whose sum is σ = 4830243840. Its totient is φ = 1609891228.

The previous prime is 3219972493. The next prime is 3219972517. The reversal of 3219972506 is 6052799123.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7655 + ... + 80613.

It is an arithmetic number, because the mean of its divisors is an integer number (603780480).

Almost surely, 2^3219972506 is an apocalyptic number.

3219972506 is a deficient number, since it is larger than the sum of its proper divisors (1610271334).

3219972506 is a wasteful number, since it uses less digits than its factorization.

3219972506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95028.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 3219972506 is about 56744.8015768846. The cubic root of 3219972506 is about 1476.6720490496.

The spelling of 3219972506 in words is "three billion, two hundred nineteen million, nine hundred seventy-two thousand, five hundred six".