1490066625 has 16 divisors (see below), whose sum is σ = 2479471488. Its totient is φ = 794702000.

The previous prime is 1490066593. The next prime is 1490066629. The reversal of 1490066625 is 5266600941.

It is not a de Polignac number, because 1490066625 - 2⁵ = 1490066593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1490066629) by changing a digit.

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, 1986381 + ... + 1987130.

It is an arithmetic number, because the mean of its divisors is an integer number (154966968).

Almost surely, 2^1490066625 is an apocalyptic number.

1490066625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1490066625 is a deficient number, since it is larger than the sum of its proper divisors (989404863).

1490066625 is an equidigital number, since it uses as much as digits as its factorization.

1490066625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973529 (or 3973519 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 1490066625 is about 38601.3811281410. The cubic root of 1490066625 is about 1142.1817828080.

The spelling of 1490066625 in words is "one billion, four hundred ninety million, sixty-six thousand, six hundred twenty-five".