526401412 has 6 divisors (see below), whose sum is σ = 921202478. Its totient is φ = 263200704.

The previous prime is 526401409. The next prime is 526401427. The reversal of 526401412 is 214104625.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 450118656 + 76282756 = 21216^2 + 8734^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65800173 + ... + 65800180.

Almost surely, 2^526401412 is an apocalyptic number.

It is an amenable number.

526401412 is a deficient number, since it is larger than the sum of its proper divisors (394801066).

526401412 is a wasteful number, since it uses less digits than its factorization.

526401412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131600357 (or 131600355 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 526401412 is about 22943.4394108643. The cubic root of 526401412 is about 807.4314878915.

The spelling of 526401412 in words is "five hundred twenty-six million, four hundred one thousand, four hundred twelve".