1602620464 has 80 divisors (see below), whose sum is σ = 3396720096. Its totient is φ = 729497600.

The previous prime is 1602620441. The next prime is 1602620471. The reversal of 1602620464 is 4640262061.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1460364 + ... + 1461460.

Almost surely, 2^1602620464 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 1602620464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1698360048).

1602620464 is an abundant number, since it is smaller than the sum of its proper divisors (1794099632).

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

1602620464 is a wasteful number, since it uses less digits than its factorization.

1602620464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 1602620464 is about 40032.7423991912. The cubic root of 1602620464 is about 1170.2452706143.

The spelling of 1602620464 in words is "one billion, six hundred two million, six hundred twenty thousand, four hundred sixty-four".