1490273472 has 56 divisors (see below), whose sum is σ = 3957092416. Its totient is φ = 494984448.

The previous prime is 1490273461. The next prime is 1490273501. The reversal of 1490273472 is 2743720941.

It is a self number, because there is not a number n which added to its sum of digits gives 1490273472.

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 7 ways as a sum of consecutive naturals, for example, 40623 + ... + 68049.

Almost surely, 2^1490273472 is an apocalyptic number.

1490273472 is a gapful number since it is divisible by the number (12) 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 1490273472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1978546208).

1490273472 is an abundant number, since it is smaller than the sum of its proper divisors (2466818944).

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

1490273472 is a wasteful number, since it uses less digits than its factorization.

1490273472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27725 (or 27715 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 1490273472 is about 38604.0603045845. The cubic root of 1490273472 is about 1142.2346318864.

The spelling of 1490273472 in words is "one billion, four hundred ninety million, two hundred seventy-three thousand, four hundred seventy-two".