400230502 has 8 divisors (see below), whose sum is σ = 686109456. Its totient is φ = 171527352.

The previous prime is 400230449. The next prime is 400230503. The reversal of 400230502 is 205032004.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400230503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14293933 + ... + 14293960.

It is an arithmetic number, because the mean of its divisors is an integer number (85763682).

Almost surely, 2^400230502 is an apocalyptic number.

400230502 is a deficient number, since it is larger than the sum of its proper divisors (285878954).

400230502 is a wasteful number, since it uses less digits than its factorization.

400230502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28587902.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 400230502 is about 20005.7617200645. The cubic root of 400230502 is about 736.9478019892.

Adding to 400230502 its reverse (205032004), we get a palindrome (605262506).

The spelling of 400230502 in words is "four hundred million, two hundred thirty thousand, five hundred two".