424200545 has 8 divisors (see below), whose sum is σ = 526593960. Its totient is φ = 327658240.

The previous prime is 424200509. The next prime is 424200551. The reversal of 424200545 is 545002424.

It can be written as a sum of positive squares in 4 ways, for example, as 154157056 + 270043489 = 12416^2 + 16433^2 .

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

It is not a de Polignac number, because 424200545 - 2²⁴ = 407423329 is a prime.

It is a super-2 number, since 2×424200545² = 359892204756594050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1462616 + ... + 1462905.

It is an arithmetic number, because the mean of its divisors is an integer number (65824245).

Almost surely, 2^424200545 is an apocalyptic number.

It is an amenable number.

424200545 is a deficient number, since it is larger than the sum of its proper divisors (102393415).

424200545 is a wasteful number, since it uses less digits than its factorization.

424200545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925555.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 424200545 is about 20596.1293693742. The cubic root of 424200545 is about 751.3755762516.

Adding to 424200545 its reverse (545002424), we get a palindrome (969202969).

The spelling of 424200545 in words is "four hundred twenty-four million, two hundred thousand, five hundred forty-five".