3387561243 has 32 divisors (see below), whose sum is σ = 5206671360. Its totient is φ = 1937521440.

The previous prime is 3387561193. The next prime is 3387561259. The reversal of 3387561243 is 3421657833.

3387561243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3387561243 - 2¹³ = 3387553051 is a prime.

It is a super-2 number, since 2×3387561243² = 22951142350151410098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3387561195 and 3387561204.

It is not an unprimeable number, because it can be changed into a prime (3387521243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154630 + ... + 175172.

It is an arithmetic number, because the mean of its divisors is an integer number (162708480).

Almost surely, 2^3387561243 is an apocalyptic number.

3387561243 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3387561243 is a deficient number, since it is larger than the sum of its proper divisors (1819110117).

3387561243 is a wasteful number, since it uses less digits than its factorization.

3387561243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20839.

The product of its digits is 362880, while the sum is 42.

The square root of 3387561243 is about 58202.7597541560. The cubic root of 3387561243 is about 1501.8586209565.

The spelling of 3387561243 in words is "three billion, three hundred eighty-seven million, five hundred sixty-one thousand, two hundred forty-three".