1610242 has 4 divisors (see below), whose sum is σ = 2415366. Its totient is φ = 805120.

The previous prime is 1610239. The next prime is 1610251. The reversal of 1610242 is 2420161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2420161 = 191 ⋅12671.

It can be written as a sum of positive squares in only one way, i.e., 919681 + 690561 = 959^2 + 831^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402559 + ... + 402562.

2^1610242 is an apocalyptic number.

1610242 is a deficient number, since it is larger than the sum of its proper divisors (805124).

1610242 is an equidigital number, since it uses as much as digits as its factorization.

1610242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805123.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1610242 is about 1268.9531118209. The cubic root of 1610242 is about 117.2097438190.

The spelling of 1610242 in words is "one million, six hundred ten thousand, two hundred forty-two".