4725138 has 16 divisors (see below), whose sum is σ = 10309536. Its totient is φ = 1431840.

The previous prime is 4725137. The next prime is 4725139. The reversal of 4725138 is 8315274.

It is an interprime number because it is at equal distance from previous prime (4725137) and next prime (4725139).

It is not an unprimeable number, because it can be changed into a prime (4725131) 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, 35731 + ... + 35862.

It is an arithmetic number, because the mean of its divisors is an integer number (644346).

Almost surely, 2^4725138 is an apocalyptic number.

4725138 is an abundant number, since it is smaller than the sum of its proper divisors (5584398).

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

4725138 is a wasteful number, since it uses less digits than its factorization.

4725138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71609.

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

The square root of 4725138 is about 2173.7382547124. The cubic root of 4725138 is about 167.8049749373.

The spelling of 4725138 in words is "four million, seven hundred twenty-five thousand, one hundred thirty-eight".