526421952 has 168 divisors, whose sum is σ = 1738859616. Its totient is φ = 149151744.

The previous prime is 526421947. The next prime is 526421957. The reversal of 526421952 is 259124625.

526421952 is a `hidden beast` number, since 5 + 2 + 642 + 1 + 9 + 5 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (526421947) and next prime (526421957).

It is a tau number, because it is divible by the number of its divisors (168).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526421957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 551908 + ... + 552860.

Almost surely, 2^526421952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 526421952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (869429808).

526421952 is an abundant number, since it is smaller than the sum of its proper divisors (1212437664).

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

526421952 is a wasteful number, since it uses less digits than its factorization.

526421952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115 (or 1102 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 526421952 is about 22943.8870290106. The cubic root of 526421952 is about 807.4419896535.

The spelling of 526421952 in words is "five hundred twenty-six million, four hundred twenty-one thousand, nine hundred fifty-two".