1630034 has 12 divisors (see below), whose sum is σ = 2844414. Its totient is φ = 698544.

The previous prime is 1630021. The next prime is 1630049. The reversal of 1630034 is 4300361.

It can be written as a sum of positive squares in only one way, i.e., 1570009 + 60025 = 1253^2 + 245^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1629994 and 1630021.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8219 + ... + 8414.

2^1630034 is an apocalyptic number.

1630034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1630034 is a deficient number, since it is larger than the sum of its proper divisors (1214380).

1630034 is a wasteful number, since it uses less digits than its factorization.

1630034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16649 (or 16642 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1630034 is about 1276.7278488386. The cubic root of 1630034 is about 117.6880104592.

Adding to 1630034 its reverse (4300361), we get a palindrome (5930395).

The spelling of 1630034 in words is "one million, six hundred thirty thousand, thirty-four".