1622439480 has 48 divisors (see below), whose sum is σ = 4868642520. Its totient is φ = 432532864.

The previous prime is 1622439463. The next prime is 1622439487. The reversal of 1622439480 is 849342261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1622439487) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439402 + ... + 443078.

Almost surely, 2^1622439480 is an apocalyptic number.

1622439480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1622439480 is an abundant number, since it is smaller than the sum of its proper divisors (3246203040).

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

1622439480 is an frugal number, since it uses more digits than its factorization.

1622439480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7368 (or 3687 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 1622439480 is about 40279.5168789299. The cubic root of 1622439480 is about 1175.0495177562.

The spelling of 1622439480 in words is "one billion, six hundred twenty-two million, four hundred thirty-nine thousand, four hundred eighty".