4154349240 has 192 divisors, whose sum is σ = 14830732800. Its totient is φ = 1003850496.

The previous prime is 4154349187. The next prime is 4154349247. The reversal of 4154349240 is 429434514.

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

It is a junction number, because it is equal to n+sod(n) for n = 4154349195 and 4154349204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4154349247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 144117 + ... + 170523.

It is an arithmetic number, because the mean of its divisors is an integer number (77243400).

Almost surely, 2^4154349240 is an apocalyptic number.

4154349240 is a gapful number since it is divisible by the number (40) 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 4154349240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7415366400).

4154349240 is an abundant number, since it is smaller than the sum of its proper divisors (10676383560).

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

4154349240 is a wasteful number, since it uses less digits than its factorization.

4154349240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26466 (or 26459 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 4154349240 is about 64454.2414430579. The cubic root of 4154349240 is about 1607.5617633263.

The spelling of 4154349240 in words is "four billion, one hundred fifty-four million, three hundred forty-nine thousand, two hundred forty".