4219237836 has 120 divisors (see below), whose sum is σ = 12144150480. Its totient is φ = 1266710400.

The previous prime is 4219237823. The next prime is 4219237849. The reversal of 4219237836 is 6387329124.

It is an interprime number because it is at equal distance from previous prime (4219237823) and next prime (4219237849).

It is a junction number, because it is equal to n+sod(n) for n = 4219237791 and 4219237800.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 383046 + ... + 393906.

It is an arithmetic number, because the mean of its divisors is an integer number (101201254).

Almost surely, 2^4219237836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4219237836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6072075240).

4219237836 is an abundant number, since it is smaller than the sum of its proper divisors (7924912644).

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

4219237836 is a wasteful number, since it uses less digits than its factorization.

4219237836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10997 (or 10986 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 4219237836 is about 64955.6605385551. The cubic root of 4219237836 is about 1615.8882972450. Note that the first 3 decimals are identical.

The spelling of 4219237836 in words is "four billion, two hundred nineteen million, two hundred thirty-seven thousand, eight hundred thirty-six".