424831390 has 16 divisors (see below), whose sum is σ = 797944608. Its totient is φ = 162544096.

The previous prime is 424831387. The next prime is 424831397. The reversal of 424831390 is 93138424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424831397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 923317 + ... + 923776.

It is an arithmetic number, because the mean of its divisors is an integer number (49871538).

Almost surely, 2^424831390 is an apocalyptic number.

424831390 is a deficient number, since it is larger than the sum of its proper divisors (373113218).

424831390 is a wasteful number, since it uses less digits than its factorization.

424831390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847123.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 424831390 is about 20611.4383292385. The cubic root of 424831390 is about 751.7478583057.

The spelling of 424831390 in words is "four hundred twenty-four million, eight hundred thirty-one thousand, three hundred ninety".