4276489749 has 24 divisors (see below), whose sum is σ = 6635401920. Its totient is φ = 2442795264.

The previous prime is 4276489747. The next prime is 4276489769. The reversal of 4276489749 is 9479846724.

It is not a de Polignac number, because 4276489749 - 2¹ = 4276489747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4276489692 and 4276489701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4276489747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 696517 + ... + 702629.

It is an arithmetic number, because the mean of its divisors is an integer number (276475080).

Almost surely, 2^4276489749 is an apocalyptic number.

4276489749 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4276489749 is a deficient number, since it is larger than the sum of its proper divisors (2358912171).

4276489749 is a wasteful number, since it uses less digits than its factorization.

4276489749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10889 (or 10882 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 60.

The square root of 4276489749 is about 65394.8755561168. The cubic root of 4276489749 is about 1623.1642858774.

The spelling of 4276489749 in words is "four billion, two hundred seventy-six million, four hundred eighty-nine thousand, seven hundred forty-nine".