40016030 has 8 divisors (see below), whose sum is σ = 72028872. Its totient is φ = 16006408.

The previous prime is 40015999. The next prime is 40016051. The reversal of 40016030 is 3061004.

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

It is a junction number, because it is equal to n+sod(n) for n = 40015996 and 40016014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2000792 + ... + 2000811.

It is an arithmetic number, because the mean of its divisors is an integer number (9003609).

Almost surely, 2^40016030 is an apocalyptic number.

40016030 is a deficient number, since it is larger than the sum of its proper divisors (32012842).

40016030 is a wasteful number, since it uses less digits than its factorization.

40016030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001610.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 40016030 is about 6325.8224761686. The cubic root of 40016030 is about 342.0408680913.

Adding to 40016030 its reverse (3061004), we get a palindrome (43077034).

The spelling of 40016030 in words is "forty million, sixteen thousand, thirty".