1490539 has 4 divisors (see below), whose sum is σ = 1498456. Its totient is φ = 1482624.

The previous prime is 1490527. The next prime is 1490557. The reversal of 1490539 is 9350941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1490539 - 2⁵ = 1490507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1490539.

It is not an unprimeable number, because it can be changed into a prime (1490039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3669 + ... + 4054.

It is an arithmetic number, because the mean of its divisors is an integer number (374614).

2^1490539 is an apocalyptic number.

1490539 is a deficient number, since it is larger than the sum of its proper divisors (7917).

1490539 is an equidigital number, since it uses as much as digits as its factorization.

1490539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7916.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1490539 is about 1220.8763246128. The cubic root of 1490539 is about 114.2302466699.

The spelling of 1490539 in words is "one million, four hundred ninety thousand, five hundred thirty-nine".