1692242 has 8 divisors (see below), whose sum is σ = 2549232. Its totient is φ = 842500.

The previous prime is 1692241. The next prime is 1692247. The reversal of 1692242 is 2422961.

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

It is a super-4 number, since 4×1692242⁴ (a number of 26 digits) contains 4444 as substring.

It is a d-powerful number, because it can be written as 1 + 6⁸ + 9² + 2¹² + 2¹² + 4⁴ + 2¹² .

It is not an unprimeable number, because it can be changed into a prime (1692241) 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, 1184 + ... + 2187.

It is an arithmetic number, because the mean of its divisors is an integer number (318654).

2^1692242 is an apocalyptic number.

1692242 is a deficient number, since it is larger than the sum of its proper divisors (856990).

1692242 is a wasteful number, since it uses less digits than its factorization.

1692242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3624.

The product of its digits is 1728, while the sum is 26.

The square root of 1692242 is about 1300.8620218916. The cubic root of 1692242 is about 119.1664924661.

The spelling of 1692242 in words is "one million, six hundred ninety-two thousand, two hundred forty-two".