400233525 has 12 divisors (see below), whose sum is σ = 661719552. Its totient is φ = 213457840.

The previous prime is 400233497. The next prime is 400233527. The reversal of 400233525 is 525332004.

400233525 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 400233525 - 2¹¹ = 400231477 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 400233495 and 400233504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400233527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2668149 + ... + 2668298.

It is an arithmetic number, because the mean of its divisors is an integer number (55143296).

Almost surely, 2^400233525 is an apocalyptic number.

It is an amenable number.

400233525 is a deficient number, since it is larger than the sum of its proper divisors (261486027).

400233525 is a wasteful number, since it uses less digits than its factorization.

400233525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5336460 (or 5336455 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 400233525 is about 20005.8372731561. The cubic root of 400233525 is about 736.9496574096.

Adding to 400233525 its reverse (525332004), we get a palindrome (925565529).

The spelling of 400233525 in words is "four hundred million, two hundred thirty-three thousand, five hundred twenty-five".