2547138 has 16 divisors (see below), whose sum is σ = 5557536. Its totient is φ = 771840.

The previous prime is 2547137. The next prime is 2547151. The reversal of 2547138 is 8317452.

It is not an unprimeable number, because it can be changed into a prime (2547131) 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, 19231 + ... + 19362.

It is an arithmetic number, because the mean of its divisors is an integer number (347346).

2^2547138 is an apocalyptic number.

2547138 is an abundant number, since it is smaller than the sum of its proper divisors (3010398).

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

2547138 is a wasteful number, since it uses less digits than its factorization.

2547138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38609.

The product of its digits is 6720, while the sum is 30.

The square root of 2547138 is about 1595.9755637227. The cubic root of 2547138 is about 136.5685898225.

The spelling of 2547138 in words is "two million, five hundred forty-seven thousand, one hundred thirty-eight".