402114505 has 8 divisors (see below), whose sum is σ = 519655752. Its totient is φ = 296946048.

The previous prime is 402114491. The next prime is 402114509. The reversal of 402114505 is 505411204.

It can be written as a sum of positive squares in 4 ways, for example, as 6780816 + 395333689 = 2604^2 + 19883^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 402114505 - 2⁵ = 402114473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402114509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3093124 + ... + 3093253.

It is an arithmetic number, because the mean of its divisors is an integer number (64956969).

Almost surely, 2^402114505 is an apocalyptic number.

It is an amenable number.

402114505 is a deficient number, since it is larger than the sum of its proper divisors (117541247).

402114505 is a wasteful number, since it uses less digits than its factorization.

402114505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6186395.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 402114505 is about 20052.7929476170. The cubic root of 402114505 is about 738.1023358454.

Adding to 402114505 its reverse (505411204), we get a palindrome (907525709).

The spelling of 402114505 in words is "four hundred two million, one hundred fourteen thousand, five hundred five".