4621999998 has 32 divisors (see below), whose sum is σ = 11524988160. Its totient is φ = 1200519360.

The previous prime is 4621999979. The next prime is 4622000083. The reversal of 4621999998 is 8999991264.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5001703 + ... + 5002626.

It is an arithmetic number, because the mean of its divisors is an integer number (360155880).

Almost surely, 2^4621999998 is an apocalyptic number.

4621999998 is an abundant number, since it is smaller than the sum of its proper divisors (6902988162).

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

4621999998 is a wasteful number, since it uses less digits than its factorization.

4621999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10004352.

The product of its digits is 22674816, while the sum is 66.

The square root of 4621999998 is about 67985.2925124251. The cubic root of 4621999998 is about 1665.7506074647.

The spelling of 4621999998 in words is "four billion, six hundred twenty-one million, nine hundred ninety-nine thousand, nine hundred ninety-eight".