4681406 has 4 divisors (see below), whose sum is σ = 7022112. Its totient is φ = 2340702.

The previous prime is 4681399. The next prime is 4681423. The reversal of 4681406 is 6041864.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170350 + ... + 1170353.

It is an arithmetic number, because the mean of its divisors is an integer number (1755528).

Almost surely, 2^4681406 is an apocalyptic number.

4681406 is a deficient number, since it is larger than the sum of its proper divisors (2340706).

4681406 is a wasteful number, since it uses less digits than its factorization.

4681406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340705.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 4681406 is about 2163.6557027402. The cubic root of 4681406 is about 167.2856811909.

The spelling of 4681406 in words is "four million, six hundred eighty-one thousand, four hundred six".