5405630 has 16 divisors (see below), whose sum is σ = 9774864. Its totient is φ = 2152320.

The previous prime is 5405599. The next prime is 5405641. The reversal of 5405630 is 365045.

5405630 = 1161² + 1162² + ... + 1164².

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5405596 and 5405605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1289 + ... + 3531.

It is an arithmetic number, because the mean of its divisors is an integer number (610929).

Almost surely, 2^5405630 is an apocalyptic number.

5405630 is a deficient number, since it is larger than the sum of its proper divisors (4369234).

5405630 is a wasteful number, since it uses less digits than its factorization.

5405630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 5405630 is about 2325.0010752686. The cubic root of 5405630 is about 175.5020143004.

The spelling of 5405630 in words is "five million, four hundred five thousand, six hundred thirty".