40000630 has 8 divisors (see below), whose sum is σ = 72001152. Its totient is φ = 16000248.

The previous prime is 40000627. The next prime is 40000651. The reversal of 40000630 is 3600004.

40000630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

40000630 is a modest number, since divided by 630 gives 40 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 40000630.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2000022 + ... + 2000041.

It is an arithmetic number, because the mean of its divisors is an integer number (9000144).

Almost surely, 2^40000630 is an apocalyptic number.

40000630 is a deficient number, since it is larger than the sum of its proper divisors (32000522).

40000630 is a wasteful number, since it uses less digits than its factorization.

40000630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000070.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 40000630 is about 6324.6051260138. The cubic root of 40000630 is about 341.9969848007.

Adding to 40000630 its reverse (3600004), we get a palindrome (43600634).

The spelling of 40000630 in words is "forty million, six hundred thirty", and thus it is an aban number.