4219149672 has 24 divisors (see below), whose sum is σ = 11426863890. Its totient is φ = 1406383200.

The previous prime is 4219149667. The next prime is 4219149719. The reversal of 4219149672 is 2769419124.

4219149672 is a `hidden beast` number, since 4 + 2 + 1 + 91 + 496 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3358666116 + 860483556 = 57954^2 + 29334^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29299579 + ... + 29299722.

Almost surely, 2^4219149672 is an apocalyptic number.

It is an amenable number.

4219149672 is an abundant number, since it is smaller than the sum of its proper divisors (7207714218).

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

4219149672 is a wasteful number, since it uses less digits than its factorization.

4219149672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58599313 (or 58599306 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 4219149672 is about 64954.9818874580. The cubic root of 4219149672 is about 1615.8770421184.

The spelling of 4219149672 in words is "four billion, two hundred nineteen million, one hundred forty-nine thousand, six hundred seventy-two".