526252472 has 8 divisors (see below), whose sum is σ = 986723400. Its totient is φ = 263126232.

The previous prime is 526252457. The next prime is 526252523. The reversal of 526252472 is 274252625.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×526252472² = 553883328572221568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32890772 + ... + 32890787.

It is an arithmetic number, because the mean of its divisors is an integer number (123340425).

Almost surely, 2^526252472 is an apocalyptic number.

It is an amenable number.

526252472 is a deficient number, since it is larger than the sum of its proper divisors (460470928).

526252472 is a wasteful number, since it uses less digits than its factorization.

526252472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65781565 (or 65781561 counting only the distinct ones).

The product of its digits is 67200, while the sum is 35.

The square root of 526252472 is about 22940.1933732042. The cubic root of 526252472 is about 807.3553291611.

The spelling of 526252472 in words is "five hundred twenty-six million, two hundred fifty-two thousand, four hundred seventy-two".