1423930224 has 160 divisors (see below), whose sum is σ = 4001529600. Its totient is φ = 434903040.

The previous prime is 1423930177. The next prime is 1423930229. The reversal of 1423930224 is 4220393241.

It is a Cunningham number, because it is equal to 37735²-1.

It is a junction number, because it is equal to n+sod(n) for n = 1423930191 and 1423930200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423930229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4301739 + ... + 4302069.

It is an arithmetic number, because the mean of its divisors is an integer number (25009560).

Almost surely, 2^1423930224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423930224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2000764800).

1423930224 is an abundant number, since it is smaller than the sum of its proper divisors (2577599376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423930224 is a wasteful number, since it uses less digits than its factorization.

1423930224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 497 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 1423930224 is about 37734.9999867497. Note that the first 4 decimals coincide. The cubic root of 1423930224 is about 1125.0268896289.

The spelling of 1423930224 in words is "one billion, four hundred twenty-three million, nine hundred thirty thousand, two hundred twenty-four".