526145090 has 8 divisors (see below), whose sum is σ = 947061180. Its totient is φ = 210458032.

The previous prime is 526145077. The next prime is 526145107. The reversal of 526145090 is 90541625.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 522076801 + 4068289 = 22849^2 + 2017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×526145090² = 553657311462216200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26307245 + ... + 26307264.

Almost surely, 2^526145090 is an apocalyptic number.

526145090 is a deficient number, since it is larger than the sum of its proper divisors (420916090).

526145090 is a wasteful number, since it uses less digits than its factorization.

526145090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52614516.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 526145090 is about 22937.8527765787. The cubic root of 526145090 is about 807.3004117137.

The spelling of 526145090 in words is "five hundred twenty-six million, one hundred forty-five thousand, ninety".