1490398 has 32 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 557280.

The previous prime is 1490381. The next prime is 1490429. The reversal of 1490398 is 8930941.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3243 + ... + 3673.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1490398 is an apocalyptic number.

1490398 is a deficient number, since it is larger than the sum of its proper divisors (1412642).

1490398 is a wasteful number, since it uses less digits than its factorization.

1490398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 1490398 is about 1220.8185778403. The cubic root of 1490398 is about 114.2266446234.

The spelling of 1490398 in words is "one million, four hundred ninety thousand, three hundred ninety-eight".