7425524238 has 32 divisors (see below), whose sum is σ = 16277956992. Its totient is φ = 2239490400.

The previous prime is 7425524233. The next prime is 7425524251. The reversal of 7425524238 is 8324255247.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7425524238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7425524233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252681 + ... + 280532.

It is an arithmetic number, because the mean of its divisors is an integer number (508686156).

Almost surely, 2^7425524238 is an apocalyptic number.

7425524238 is an abundant number, since it is smaller than the sum of its proper divisors (8852432754).

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

7425524238 is a wasteful number, since it uses less digits than its factorization.

7425524238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533440.

The product of its digits is 537600, while the sum is 42.

The square root of 7425524238 is about 86171.4815817855. The cubic root of 7425524238 is about 1950.9330829648.

The spelling of 7425524238 in words is "seven billion, four hundred twenty-five million, five hundred twenty-four thousand, two hundred thirty-eight".