40000430 has 8 divisors (see below), whose sum is σ = 72000792. Its totient is φ = 16000168.

The previous prime is 40000421. The next prime is 40000451. The reversal of 40000430 is 3400004.

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

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, 2000012 + ... + 2000031.

It is an arithmetic number, because the mean of its divisors is an integer number (9000099).

Almost surely, 2^40000430 is an apocalyptic number.

40000430 is a deficient number, since it is larger than the sum of its proper divisors (32000362).

40000430 is a wasteful number, since it uses less digits than its factorization.

40000430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000050.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 40000430 is about 6324.5893147302. The cubic root of 40000430 is about 341.9964148137.

Adding to 40000430 its reverse (3400004), we get a palindrome (43400434).

The spelling of 40000430 in words is "forty million, four hundred thirty", and thus it is an aban number.