2547031964 has 24 divisors (see below), whose sum is σ = 4490532480. Its totient is φ = 1264057344.

The previous prime is 2547031957. The next prime is 2547031967. The reversal of 2547031964 is 4691307452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2547031967) 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, 310832 + ... + 318920.

It is an arithmetic number, because the mean of its divisors is an integer number (187105520).

Almost surely, 2^2547031964 is an apocalyptic number.

It is an amenable number.

2547031964 is a deficient number, since it is larger than the sum of its proper divisors (1943500516).

2547031964 is a wasteful number, since it uses less digits than its factorization.

2547031964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8669 (or 8667 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 2547031964 is about 50468.1281998847. The cubic root of 2547031964 is about 1365.6669470358. Note that the first 3 decimals are identical.

The spelling of 2547031964 in words is "two billion, five hundred forty-seven million, thirty-one thousand, nine hundred sixty-four".