1490622336 has 144 divisors (see below), whose sum is σ = 4989923640. Its totient is φ = 425875968.

The previous prime is 1490622319. The next prime is 1490622347. The reversal of 1490622336 is 6332260941.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1490622336.

It is a congruent number.

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 17 ways as a sum of consecutive naturals, for example, 43245 + ... + 69651.

Almost surely, 2^1490622336 is an apocalyptic number.

1490622336 is a gapful number since it is divisible by the number (16) 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 1490622336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2494961820).

1490622336 is an abundant number, since it is smaller than the sum of its proper divisors (3499301304).

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

1490622336 is a wasteful number, since it uses less digits than its factorization.

1490622336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26441 (or 26419 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 1490622336 is about 38608.5785286120. The cubic root of 1490622336 is about 1142.3237550037.

The spelling of 1490622336 in words is "one billion, four hundred ninety million, six hundred twenty-two thousand, three hundred thirty-six".