1792138 has 4 divisors (see below), whose sum is σ = 2688210. Its totient is φ = 896068.

The previous prime is 1792129. The next prime is 1792139. The reversal of 1792138 is 8312971.

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

It can be written as a sum of positive squares in only one way, i.e., 1352569 + 439569 = 1163^2 + 663^2 .

It is a super-2 number, since 2×1792138² = 6423517222088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1792139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448033 + ... + 448036.

2^1792138 is an apocalyptic number.

1792138 is a deficient number, since it is larger than the sum of its proper divisors (896072).

1792138 is an equidigital number, since it uses as much as digits as its factorization.

1792138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896071.

The product of its digits is 3024, while the sum is 31.

The square root of 1792138 is about 1338.7075856960. The cubic root of 1792138 is about 121.4666767212.

The spelling of 1792138 in words is "one million, seven hundred ninety-two thousand, one hundred thirty-eight".