424636145 has 8 divisors (see below), whose sum is σ = 511193256. Its totient is φ = 338622336.

The previous prime is 424636099. The next prime is 424636153. The reversal of 424636145 is 541636424.

It can be written as a sum of positive squares in 4 ways, for example, as 935089 + 423701056 = 967^2 + 20584^2 .

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 424636145 - 2⁸ = 424635889 is a prime.

It is a super-2 number, since 2×424636145² = 360631711280922050, which contains 22 as substring.

It is a Duffinian number.

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, 134102 + ... + 137231.

It is an arithmetic number, because the mean of its divisors is an integer number (63899157).

Almost surely, 2^424636145 is an apocalyptic number.

It is an amenable number.

424636145 is a deficient number, since it is larger than the sum of its proper divisors (86557111).

424636145 is a wasteful number, since it uses less digits than its factorization.

424636145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271651.

The product of its digits is 69120, while the sum is 35.

The square root of 424636145 is about 20606.7014585062. The cubic root of 424636145 is about 751.6326773148.

The spelling of 424636145 in words is "four hundred twenty-four million, six hundred thirty-six thousand, one hundred forty-five".