4494021862 has 8 divisors (see below), whose sum is σ = 7353853992. Its totient is φ = 2042737200.

The previous prime is 4494021853. The next prime is 4494021863. The reversal of 4494021862 is 2681204944.

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

It is a super-2 number, since 2×4494021862² = 40392464992267894088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494021863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102136839 + ... + 102136882.

It is an arithmetic number, because the mean of its divisors is an integer number (919231749).

Almost surely, 2^4494021862 is an apocalyptic number.

4494021862 is a deficient number, since it is larger than the sum of its proper divisors (2859832130).

4494021862 is a wasteful number, since it uses less digits than its factorization.

4494021862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204273734.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 4494021862 is about 67037.4661066482. The cubic root of 4494021862 is about 1650.2322124359.

The spelling of 4494021862 in words is "four billion, four hundred ninety-four million, twenty-one thousand, eight hundred sixty-two".