1612489 has 8 divisors (see below), whose sum is σ = 1679328. Its totient is φ = 1547040.

The previous prime is 1612477. The next prime is 1612493. The reversal of 1612489 is 9842161.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1612489 - 2⁷ = 1612361 is a prime.

It is a Duffinian number.

1612489 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1612489.

It is not an unprimeable number, because it can be changed into a prime (1612439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2454 + ... + 3040.

It is an arithmetic number, because the mean of its divisors is an integer number (209916).

2^1612489 is an apocalyptic number.

It is an amenable number.

1612489 is a deficient number, since it is larger than the sum of its proper divisors (66839).

1612489 is an equidigital number, since it uses as much as digits as its factorization.

1612489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695.

The product of its digits is 3456, while the sum is 31.

The square root of 1612489 is about 1269.8381786669. The cubic root of 1612489 is about 117.2642382953.

The spelling of 1612489 in words is "one million, six hundred twelve thousand, four hundred eighty-nine".