424525122 has 144 divisors (see below), whose sum is σ = 1183133952. Its totient is φ = 109105920.

The previous prime is 424525121. The next prime is 424525133. The reversal of 424525122 is 221525424.

It is a super-2 number, since 2×424525122² = 360443158418229768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (424525121) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 344247 + ... + 345477.

It is an arithmetic number, because the mean of its divisors is an integer number (8216208).

Almost surely, 2^424525122 is an apocalyptic number.

424525122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 424525122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (591566976).

424525122 is an abundant number, since it is smaller than the sum of its proper divisors (758608830).

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

424525122 is a wasteful number, since it uses less digits than its factorization.

424525122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293 (or 1283 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 424525122 is about 20604.0074257412. The cubic root of 424525122 is about 751.5671657080.

It can be divided in two parts, 42452 and 5122, that added together give a palindrome (47574).

The spelling of 424525122 in words is "four hundred twenty-four million, five hundred twenty-five thousand, one hundred twenty-two".