2547759342 has 16 divisors (see below), whose sum is σ = 5109184080. Its totient is φ = 846975552.

The previous prime is 2547759341. The next prime is 2547759377. The reversal of 2547759342 is 2439577452.

It is a junction number, because it is equal to n+sod(n) for n = 2547759291 and 2547759300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2547759341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566967 + ... + 571442.

It is an arithmetic number, because the mean of its divisors is an integer number (319324005).

Almost surely, 2^2547759342 is an apocalyptic number.

2547759342 is an abundant number, since it is smaller than the sum of its proper divisors (2561424738).

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

2547759342 is a wasteful number, since it uses less digits than its factorization.

2547759342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138787.

The product of its digits is 2116800, while the sum is 48.

The square root of 2547759342 is about 50475.3339959232. Note that the first 3 decimals coincide. The cubic root of 2547759342 is about 1365.7969364458.

The spelling of 2547759342 in words is "two billion, five hundred forty-seven million, seven hundred fifty-nine thousand, three hundred forty-two".