4529138 has 4 divisors (see below), whose sum is σ = 6793710. Its totient is φ = 2264568.

The previous prime is 4529117. The next prime is 4529141. The reversal of 4529138 is 8319254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8319254 = 2 ⋅4159627.

It can be written as a sum of positive squares in only one way, i.e., 3523129 + 1006009 = 1877^2 + 1003^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132283 + ... + 1132286.

Almost surely, 2^4529138 is an apocalyptic number.

4529138 is a deficient number, since it is larger than the sum of its proper divisors (2264572).

4529138 is a wasteful number, since it uses less digits than its factorization.

4529138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264571.

The product of its digits is 8640, while the sum is 32.

The square root of 4529138 is about 2128.1771542802. The cubic root of 4529138 is about 165.4519351848.

The spelling of 4529138 in words is "four million, five hundred twenty-nine thousand, one hundred thirty-eight".