245430522 has 24 divisors (see below), whose sum is σ = 543082176. Its totient is φ = 80069256.

The previous prime is 245430517. The next prime is 245430533. The reversal of 245430522 is 225034542.

It is a happy number.

It is a super-2 number, since 2×245430522² = 120472282258384968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144208 + ... + 145899.

It is an arithmetic number, because the mean of its divisors is an integer number (22628424).

Almost surely, 2^245430522 is an apocalyptic number.

245430522 is an abundant number, since it is smaller than the sum of its proper divisors (297651654).

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

245430522 is a wasteful number, since it uses less digits than its factorization.

245430522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290162 (or 290159 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 245430522 is about 15666.2223270321. Note that the first 3 decimals coincide. The cubic root of 245430522 is about 626.0987792692.

The spelling of 245430522 in words is "two hundred forty-five million, four hundred thirty thousand, five hundred twenty-two".