40030010 has 8 divisors (see below), whose sum is σ = 72054036. Its totient is φ = 16012000.

The previous prime is 40029989. The next prime is 40030027. The reversal of 40030010 is 1003004.

40030010 = T₃₉₉₉ + T₄₀₀₀ + ... + T₄₀₀₃.

It can be written as a sum of positive squares in 2 ways, for example, as 34351321 + 5678689 = 5861^2 + 2383^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 40030010.

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, 2001491 + ... + 2001510.

Almost surely, 2^40030010 is an apocalyptic number.

40030010 is a deficient number, since it is larger than the sum of its proper divisors (32024026).

40030010 is a wasteful number, since it uses less digits than its factorization.

40030010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003008.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 40030010 is about 6326.9273743263. The cubic root of 40030010 is about 342.0806952522.

Adding to 40030010 its reverse (1003004), we get a palindrome (41033014).

The spelling of 40030010 in words is "forty million, thirty thousand, ten".