522313149 has 8 divisors (see below), whose sum is σ = 696965472. Its totient is φ = 347934800.

The previous prime is 522313147. The next prime is 522313157. The reversal of 522313149 is 941313225.

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

It is a cyclic number.

It is not a de Polignac number, because 522313149 - 2¹ = 522313147 is a prime.

It is a super-2 number, since 2×522313149² = 545622051236592402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522313147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64002 + ... + 71699.

It is an arithmetic number, because the mean of its divisors is an integer number (87120684).

Almost surely, 2^522313149 is an apocalyptic number.

It is an amenable number.

522313149 is a deficient number, since it is larger than the sum of its proper divisors (174652323).

522313149 is a wasteful number, since it uses less digits than its factorization.

522313149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136987.

The product of its digits is 6480, while the sum is 30.

The square root of 522313149 is about 22854.1713697959. The cubic root of 522313149 is about 805.3357646696.

The spelling of 522313149 in words is "five hundred twenty-two million, three hundred thirteen thousand, one hundred forty-nine".