424244623 has 16 divisors (see below), whose sum is σ = 469929600. Its totient is φ = 379778080.

The previous prime is 424244609. The next prime is 424244659. The reversal of 424244623 is 326442424.

It is not a de Polignac number, because 424244623 - 2²¹ = 422147471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424244323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381993 + ... + 383101.

It is an arithmetic number, because the mean of its divisors is an integer number (29370600).

Almost surely, 2^424244623 is an apocalyptic number.

424244623 is a deficient number, since it is larger than the sum of its proper divisors (45684977).

424244623 is a wasteful number, since it uses less digits than its factorization.

424244623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622.

The product of its digits is 36864, while the sum is 31.

The square root of 424244623 is about 20597.1993970054. The cubic root of 424244623 is about 751.4016000949.

The spelling of 424244623 in words is "four hundred twenty-four million, two hundred forty-four thousand, six hundred twenty-three".