526381632 has 112 divisors (see below), whose sum is σ = 1768571520. Its totient is φ = 150391296.

The previous prime is 526381631. The next prime is 526381649. The reversal of 526381632 is 236183625.

It is a happy number.

526381632 is a `hidden beast` number, since 5 + 2 + 638 + 16 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (526381631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9663 + ... + 33854.

Almost surely, 2^526381632 is an apocalyptic number.

It is an amenable number.

526381632 is an abundant number, since it is smaller than the sum of its proper divisors (1242189888).

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

526381632 is a wasteful number, since it uses less digits than its factorization.

526381632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43545 (or 43529 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 526381632 is about 22943.0083467709. The cubic root of 526381632 is about 807.4213744467.

The spelling of 526381632 in words is "five hundred twenty-six million, three hundred eighty-one thousand, six hundred thirty-two".