1484766640 has 120 divisors (see below), whose sum is σ = 4028929632. Its totient is φ = 507386880.

The previous prime is 1484766629. The next prime is 1484766641. The reversal of 1484766640 is 466674841.

It is not an unprimeable number, because it can be changed into a prime (1484766641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2041957 + ... + 2042683.

Almost surely, 2^1484766640 is an apocalyptic number.

1484766640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1484766640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2014464816).

1484766640 is an abundant number, since it is smaller than the sum of its proper divisors (2544162992).

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

1484766640 is a wasteful number, since it uses less digits than its factorization.

1484766640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 1484766640 is about 38532.6697751402. The cubic root of 1484766640 is about 1140.8259736845.

The spelling of 1484766640 in words is "one billion, four hundred eighty-four million, seven hundred sixty-six thousand, six hundred forty".