4238525631 has 16 divisors (see below), whose sum is σ = 5689152000. Its totient is φ = 2806815648.

The previous prime is 4238525581. The next prime is 4238525657. The reversal of 4238525631 is 1365258324.

It is a happy number.

It is not a de Polignac number, because 4238525631 - 2¹⁰ = 4238524607 is a prime.

It is a super-2 number, since 2×4238525631² = 35930199049287896322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4238525631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238525671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1275390 + ... + 1278708.

It is an arithmetic number, because the mean of its divisors is an integer number (355572000).

Almost surely, 2^4238525631 is an apocalyptic number.

4238525631 is a deficient number, since it is larger than the sum of its proper divisors (1450626369).

4238525631 is a wasteful number, since it uses less digits than its factorization.

4238525631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6038.

The product of its digits is 172800, while the sum is 39.

The square root of 4238525631 is about 65103.9601790859. The cubic root of 4238525631 is about 1618.3468416229.

The spelling of 4238525631 in words is "four billion, two hundred thirty-eight million, five hundred twenty-five thousand, six hundred thirty-one".