1948634 has 4 divisors (see below), whose sum is σ = 2922954. Its totient is φ = 974316.

The previous prime is 1948627. The next prime is 1948637. The reversal of 1948634 is 4368491.

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., 1221025 + 727609 = 1105^2 + 853^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1948594 and 1948603.

It is not an unprimeable number, because it can be changed into a prime (1948637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487157 + ... + 487160.

2^1948634 is an apocalyptic number.

1948634 is a deficient number, since it is larger than the sum of its proper divisors (974320).

1948634 is an equidigital number, since it uses as much as digits as its factorization.

1948634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974319.

The product of its digits is 20736, while the sum is 35.

The square root of 1948634 is about 1395.9348122316. The cubic root of 1948634 is about 124.9041184727.

The spelling of 1948634 in words is "one million, nine hundred forty-eight thousand, six hundred thirty-four".