1490437248 has 128 divisors (see below), whose sum is σ = 4091048640. Its totient is φ = 480460800.

The previous prime is 1490437229. The next prime is 1490437253. The reversal of 1490437248 is 8427340941.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2156583 + ... + 2157273.

Almost surely, 2^1490437248 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 1490437248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2045524320).

1490437248 is an abundant number, since it is smaller than the sum of its proper divisors (2600611392).

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

1490437248 is a wasteful number, since it uses less digits than its factorization.

1490437248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 1490437248 is about 38606.1814739557. The cubic root of 1490437248 is about 1142.2764729244.

The spelling of 1490437248 in words is "one billion, four hundred ninety million, four hundred thirty-seven thousand, two hundred forty-eight".