2354749440 has 112 divisors (see below), whose sum is σ = 7535131488. Its totient is φ = 627900416.

The previous prime is 2354749427. The next prime is 2354749459. The reversal of 2354749440 is 449474532.

It is a junction number, because it is equal to n+sod(n) for n = 2354749392 and 2354749401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113299 + ... + 132461.

Almost surely, 2^2354749440 is an apocalyptic number.

2354749440 is a gapful number since it is divisible by the number (20) 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 2354749440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3767565744).

2354749440 is an abundant number, since it is smaller than the sum of its proper divisors (5180382048).

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

2354749440 is an equidigital number, since it uses as much as digits as its factorization.

2354749440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19197 (or 19173 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The square root of 2354749440 is about 48525.7605813654. The cubic root of 2354749440 is about 1330.3979512804.

The spelling of 2354749440 in words is "two billion, three hundred fifty-four million, seven hundred forty-nine thousand, four hundred forty".