452122515 has 24 divisors (see below), whose sum is σ = 843963120. Its totient is φ = 222583104.

The previous prime is 452122493. The next prime is 452122519. The reversal of 452122515 is 515221254.

It is a de Polignac number, because none of the positive numbers 2^k-452122515 is a prime.

It is not an unprimeable number, because it can be changed into a prime (452122519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 385845 + ... + 387014.

It is an arithmetic number, because the mean of its divisors is an integer number (35165130).

Almost surely, 2^452122515 is an apocalyptic number.

452122515 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

452122515 is a deficient number, since it is larger than the sum of its proper divisors (391840605).

452122515 is a wasteful number, since it uses less digits than its factorization.

452122515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772883 (or 772880 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 452122515 is about 21263.1727406801. The cubic root of 452122515 is about 767.5123603211.

Adding to 452122515 its reverse (515221254), we get a palindrome (967343769).

The spelling of 452122515 in words is "four hundred fifty-two million, one hundred twenty-two thousand, five hundred fifteen".