4001773248 has 140 divisors (see below), whose sum is σ = 12941103912. Its totient is φ = 1212641280.

The previous prime is 4001773247. The next prime is 4001773271. The reversal of 4001773248 is 8423771004.

It is a happy number.

4001773248 is a `hidden beast` number, since 400 + 1 + 7 + 7 + 3 + 248 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4001773247) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21936 + ... + 92112.

Almost surely, 2^4001773248 is an apocalyptic number.

4001773248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4001773248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6470551956).

4001773248 is an abundant number, since it is smaller than the sum of its proper divisors (8939330664).

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

4001773248 is a wasteful number, since it uses less digits than its factorization.

4001773248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70212 (or 70193 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 4001773248 is about 63259.5704063820. The cubic root of 4001773248 is about 1587.6355886257.

The spelling of 4001773248 in words is "four billion, one million, seven hundred seventy-three thousand, two hundred forty-eight".