1609461 has 24 divisors (see below), whose sum is σ = 2708160. Its totient is φ = 902016.

The previous prime is 1609457. The next prime is 1609477. The reversal of 1609461 is 1649061.

It is not a de Polignac number, because 1609461 - 2² = 1609457 is a prime.

1609461 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1609061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3501 + ... + 3933.

It is an arithmetic number, because the mean of its divisors is an integer number (112840).

2^1609461 is an apocalyptic number.

It is an amenable number.

1609461 is a deficient number, since it is larger than the sum of its proper divisors (1098699).

1609461 is a wasteful number, since it uses less digits than its factorization.

1609461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1609461 is about 1268.6453405109. The cubic root of 1609461 is about 117.1907910542.

The spelling of 1609461 in words is "one million, six hundred nine thousand, four hundred sixty-one".